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This section includes InterviewSolutions, each offering curated multiple-choice questions to sharpen your knowledge and support exam preparation. Choose a topic below to get started.
| 62451. |
28 III,Find the capacity of a rectangular cistern in litres whose dimensions are 12 m x 3.5 m x 5rm |
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Answer» Capacity of rectangular cistern=length*breadth*height=12*3.5*5 m³=210 m³=210000 litres |
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| 62452. |
28m,WltetTIIIC. Find the capacity of a rectangular cistern in litres whose dimensions are 12 m x 3.5 m x 5 m. |
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| 62453. |
11. Find the capacity of a rectangular cistern In litres whose dimensions are11.2 m x 6 m x 5.8 m. Find the area of the iron sheet required to make the cistern. |
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| 62454. |
6)The picture shows the dimensions of a petrol tank.26 metresHow many litres of petrol can it hold? |
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| 62455. |
prove that every line segment has one and only one mid-point. |
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Answer» contradiction means thanks |
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| 62456. |
Prove that every line segment has one and only one mid-point. |
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| 62457. |
Prove that every line segment has one and only one mid-point |
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| 62458. |
लि eAy4Patpen teo nalsers 1 ~w "Pt |
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Answer» Let the two numbers be x and y. According to the question, X-y=26X=3y Substitute the value of x in equation 1,3y-y=262y=26Y=26/2Y=13 X=3yX=3x13X=39 The two numbers are 39 and 13. |
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| 62459. |
Examine the existence of the followilimits.i lim [x(i) lim, lxi (i) li le]x→lxl |
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Answer» lim x->root(3) [x]=[1.73]=1lim x->0 [x]=[0]=0 explain detale |
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| 62460. |
बा prenstaipt iSHEOIETT HNEEBI .b X, ippii> New LI |
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Answer» Like if you find it useful |
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| 62461. |
Snow is found everywhere in the wintersin Kashmir |
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Answer» The answer is correct Jammu is thewintercapital andKashmiris the summer capital of the state. BothKashmirandSrinagar arefamous for their picturesque valleys and serene lakes.Srinagaris the central area ofKashmirand ideal place to start your trip to major touristsnowdestinations like Sonamarg, Gulmarg and Pahalgam. |
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| 62462. |
The length of a room is 50% more than its breadth. The cost of carpeting the room atthe rate of 38.50 m2 is 924 and the cost of papering the walls at 3.30 m2 is R214.50. Ithe room has one door of dimensions 1 m x 2 m and two windows each of dimensions1 m Ă 1.5 m, find the dimensions of the room.I. |
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Answer» Let length (l)=x+1/2x=3/2xLet breadth (b)=xArea of floor=924×100/3850l×b=243/2x×x=243/2x^2=24x^2=24×2/3x^2=4^2x=4mArea of 4walls=1320×100/5502 (l+b) h=24010×h=240/2h=12ml=3/2×4=6mb=x=4m height and is not accurate |
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| 62463. |
find the capacity of water tank in litres whose dimensions are 4.2 m, 3m, 1.8m. |
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Answer» Volume of tank = l×b×h = 4.2×3×1.8 = 22.68 m^3 = 22.68 ×1000 litres........ ( 1 m^3 = 1000 litre) =22680 litres |
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| 62464. |
End the capacity of water tank, in litres, whosedimensions are 4.2 m, 3 m and 1.8 m |
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| 62465. |
1. The dimensions of cuboid are in the ratio of 1:2:3 and its total surface area is 88m2. Find thedimensions.( 2m,4m,6m) |
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Answer» Let the dimentions be x , 2x , 3x So total surface area=2(lb+bh+lb) ⇒ 2(2x²+6x²+3x²) ⇒ 22x²=88m² ⇒ x=2m So the dimensions are : 2m,4m,6m |
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| 62466. |
ne-nis devisible by 2 for every posilneProve thatintegere ne |
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Answer» Let n be an even positive integer.When n = 2qIn this case , we haven²- n = (2q)²- 2q = 4q²- 2q = 2q (2q - 1 )n²- n = 2r , where r = q (2q - 1)n²- n is divisible by 2 .Case ii: Let n be an odd positive integer.When n = 2q + 1In this casen²-n = (2q + 1)²- (2q + 1)= (2q +1) ( 2q+1 -1)= 2q (2q + 1)n²- n = 2r , where r = q (2q + 1)n²- n is divisible by 2.∴n²- n is divisible by 2 for every integer n |
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| 62467. |
MATHEMAICS4) Prove that the tangents drawn at the ends of a diameter of a circle are parallel |
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| 62468. |
In the adjoining fig 117, P is a point in the interior ofand PN LOA(ii) Al(ii) DPropertii) TAOB. PMä¸OBIf 4 NOM 60 what is the measure of Z NPM?60°Fin 11 7 |
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Answer» we know that the sum of all angles of quadrilateral is 360° so here in this quad.<P + <N + <O + <M = 360<P + 90 +90 +60 = 360<P = 360 - 240<P = 120° |
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| 62469. |
A tablecover 5 m x 3 m, is spread on a meeting table. If 25 cm of the tableanging all around the table, find the area of the table top. |
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Answer» Length of table cover = 5m Breadth of table cover = 3 m As, 25cm = 0.25m table cover is hanging all around , so Length of table cover = 5- 2(.25)=4.5m Breadth of table cover = 3-2(0.25)=2.5m Now, area of table top =( 4.5*2.5 ) m^2 = 11.25m^2 okk |
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| 62470. |
expressions.LIX |
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Answer» 1/12 is correct answer. 5/8 ÷ 3/4 -1/2 × 3/25/8 × 4/3 - 1/2 × 3/25/6 - 3/410/12 - 9/12 1/ 12 12is the right side answer 1/12us the best answer I think that it's answer is 1/12 1 by 12 is the answer 1/12 is my answer for this question 1\12 is the correct answer of this question 5/6-1/2*3/2=5/6-3/4=1/12 1/2 is the right answer 1/12 is the question of Wright answer is ka answer he 1/12 1/12 is the correct answer. 5/8÷3/4-1/2×3/2=5/8×4/3-1/2×3/2=20/24×3/2-1/2=60/48-1/2=12/48 5/8 5/8×4/3-1/2×3/25/6-1/2×3/25/6-3/410-9/121/12 5÷6-8×12/81.2-96/81.2-12.0 1÷12 is the answer of this question 5/8÷3/4-1/2×3/2 = 5/8×4/3-1/2-3/2 = 5/6-3/4 = 10-9/12= 1/12 =5/8×4/3-1/2×3/2=5/6-3/4=(20-18)/24=2/24=1/12 answer the answer of this question is1/12 Answer is 1/12 is the correct answer this question 1/12 is the correct answer 5/8×4/3-1/2×3/2=5/6-1/2×3/2=5/6-3/4=10-9/12=1/12 12 is the best answer I think 1 upon 12 is a right answer. The answer is 1/12...=5/8*4/3-1/2*3/2=5/6-3/4=10-9/12=1/12 12 is the best answer in this question's 5/15 -3/2= 10-45/30=35/30=7/6 |
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| 62471. |
、Find the volume of a cuboidal water tank whose dimensions are 5m x 6m x 4m. |
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Answer» volume of cuboid = lbh=15x6x4=360m³ shouldn't it just be 5*6*4 = 120 |
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| 62472. |
Find the volume of a cuboidal water tank whose dimensions are 5m x 6m x 4m. |
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Answer» Volume of cubiodal tank = L × B × H = 5 × 6 × 4 m³ = 120 m³ |
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| 62473. |
A cuboidal water tank is 6 m long, 5 m wide and 4.5 m deep. How many litues of wadcan it hold? (1 m) # 1000 1) |
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| 62474. |
containing 12 such boxes?A cuboidal water tank is 6 m long, 5 m wide and 4.5 m deep. How many litres of watecan it hold? ( 1 m' = 1000 1)gh must it he made to hold 38 |
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| 62475. |
The yolume of water in a cuboidal tank is 100 litres. If the base of the tankis of dimensions 1 mx1 m, then what is the height of the water level in the tank ? |
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Answer» 1 L = 1/1000 m³ so, 100L = 0.1 m³ is the volume of the tank now L*B*h = 0.1 => 1*1*height = 0.1so, height = 0.1 m |
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| 62476. |
EXERCISE-Show that the equation of the lixsece + ycosece -a is xcosone passing through (acos%, asinO) and perpendicular to the line |
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| 62477. |
2. The cost of polishing a triangular table top at2280 per m is 0448. Find the altitude of thetable top if the base is 400 cm. |
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Answer» sorry Seema we cannot answer this because the image is not clear areaf traingle=448/280altitude=400cm=4m1/2*4*h=448/2800.8m=80cm 65 will be the altitude of the table top 65cm will be altitude 9788180110184 from the figure what percent of squares are (a) green (b) yellow |
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| 62478. |
.Show that the four points (1,2), (3,0), (7,4) and (5.6) taken in order are the angularpoints of a rectangle. |
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Answer» as two vectors are perpendicular and it is the property of a rectangle |
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| 62479. |
LE 8ONProve that A (4, 3), B (6,4), C (5,6) and D (35) are the angular points of a square.Clearly, |
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| 62480. |
what is globalisation? describe it's two impacts |
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Answer» Inother words,export andimport prices, which have responded to changesinexchange rates, gradually influence export andimport volumes after a time lag. This is called the "priceeffect"andrefers to theimpact caused by relative changesin export andimport prices. |
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| 62481. |
A cuboidal vessel is 10 m long and 8 m wide. How high must it be made to hold 380 cubic metres of a liquid? |
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| 62482. |
A cuboidal vessel is 10 m long and 8 m wide. How high must it be made to hold 380cubic metres of a liquid?3.He |
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| 62483. |
32. If S denotes the sum of n-terms of an APwhose common difference is d and firstterm is a, find S-2S1+Sn-1n-2rt[CBSE 2011) |
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Answer» Here, Tn = Sn-Sn-1 Tn-1 = Sn-1-Sn-2 Sn-2(Sn-1)+Sn-2 = Sn-Sn-1-Sn-1+Sn-2 = (Sn-Sn-1)-(Sn-1-Sn-2) = Tₙ-Tₙ₋₁ = d please like the solution 👍 ✔️ |
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| 62484. |
Express euse0 4If Sn denotes the sum of n terms of an AP whose common difference is d and first termTind the mean of the following distribution:is a, find S,-25,- |
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Answer» Sn= (n/2)[ 2a + ( n -1) d]then Sn- 2Sn-1+ Sn + 2⇒ (n/2)[ 2a + ( n -1) d] - 2(n - 1)/2)[ 2a + ( n - 1 -1) d] + (n +2) / 2)[ 2a + ( n + 2 -1) d] ⇒ (1/2)[ 2an + n( n -1) d] + [ 4a(n - 1) + 2(n - 1)( n - 2) d] +[ 2a(n + 2)+ ( n + 1) (n + 2) d] ⇒ (1/2)[ 2a[ n - 2n + 2 + n + 2] + d [ n2- n - 2n2+ 6n - 4 + n2+ 3n + 2] ] ⇒ (1/2)[ 2a(4) + d(8n - 2) ]= [ 4a + (4n - 1)d] |
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| 62485. |
Howmanykilograms-is-750ă |
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Answer» 750grams=750/1000=0.75kg |
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| 62486. |
1. A cuboidal water tank is 6 m long, 5 m wide and 4.5 m deep. How many litres of waterNCERTcan it hold?d8m wide, How high must it be made to hold 380 cubic |
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| 62487. |
NOMand 9θ < 90°, then the value of tan 6 θ is9032 If cos 90-sin θ(a) 13(b) 3(c) 1(d) 0 |
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Answer» the valve of tan 60 is root 3 cos(9∅) = sin∅=> cos(9∅) = cos(π/2-∅)=> 9∅ = π/2 -∅=> 10∅ = π/2=> ∅ = π/20 so, 6∅ = 6π/20 = 3π/10tan(3π/10) = 1.37 process is correct, but i think options are wrong. |
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| 62488. |
11 kg 10 g is equal to how many kilograms |
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Answer» 1kg = 1000g10g = 0.01kg. 11kg +10g= 11kg + 0.01kg= 11.01kgs Please hit the like button if this helped you sorry but answer is wrong |
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| 62489. |
2. Find the equation of the nommal to the circle x2+ y 2x, which is parallel to the line x + 2y3 |
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| 62490. |
A table top measures 2 m by 1 m 50 cm. Find its area in square metres.of a niece of cloth of 1 m 25 cm wide and 2 m long |
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Answer» 1upon2 =base into height =1/2=5.6into4.5 what is a national bird unthe photo is not clear at all |
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| 62491. |
Practice set 3.1In the adjoining figure the radius of a circle with centre C is 6 cm, lintangent at A. Answer the following questions.(1) What is the measure of ZCAB? Why?(2) What is the distance of point C fromline AB? Why?(3) d(A,B) 6 cm, find d(B,C)(4) What is the measure of ZABC? Why?ABFig. 3.19 |
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| 62492. |
The top of a table measures 2 m 25 cm by 1 m 20 cm.Find its area in square metres. |
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| 62493. |
Draw the front view, side view and top view of the gi(a) A military tent TopMATHEMATICS(b) A tableTop4.SideFrontFront(d)A hexagonal blockTo(c) AnutTop0SideFrontFront() A solidTop0(e) A diceTopSideSideFrontFront |
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| 62494. |
The ratio between the length and breadth of a rectangular field is 5:4. If the breadth is 20 meters less than the length. The perimeter of the field is: |
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| 62495. |
sum of nomce between the compound interest and the simple interest on asum of money at 15% per annum for three years is 283.50. Find the sum.The differencetain |
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| 62496. |
0.20) lhe angles of a quadrilateral are in AP, whose commondifference is 10°. Find the angles.021 |
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| 62497. |
If θ1, θ2, θ3,.., a, are in AP, whose common difference is d, show thattan θη-tan θιsin d [INCERT |
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| 62498. |
32. If S, denotes the sum of n-terms of an APwhose common difference is d and firstterm is a, find Sn-2S-+S-2ICBSE 2011] |
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| 62499. |
A cuboidal vessel is 10m long and 8m wide. how high must it be made to hold 380 cubic metres of a liquid? |
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| 62500. |
.If S, denotes the sum of n-terms of an APwhose common difference is d and firstterm is a, find Sn-2Sn-1ă Sn-2 |
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Answer» Given,aanddare the first term and common difference of the A.P. Sum ofnterm of the A.P,Sn= n/2[2a+(n-1)d] |
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