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451.

Evaluate the sum: 12/(17)+9/(17)

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ANSWER :`1(4)/(17)`
452.

Sajay owns a fruit juice shop in a busy market. In the month of June, he sold 5kL 680L of juice. Next month he sold 6kL 370L of juice. How much juice in all did he sell in the two months? Also find how much more juice was sold in July compared to the quanity sold in June.

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Answer :ALSO, 690L, more juice was OLD in JULY than in JUNE.
453.

Write first five multiples of 14

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`14, 28, 42, 58, 70`
`14, 28, 42, 56, 70`
`14, 28, 42, 56, 80`
`14, 18, 42, 56, 70`

ANSWER :B
454.

Write the absolute value of the following : {:(a.,|-10|,b.,|99|,c.,|-101|,d.,|78|),(e.,|-9|,f.,|101|,g.,|-99|,h.,|501|):}

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ANSWER :`{:(a.,10,b.,99,c.,101),(d.,78,e.,9,f.,100),(g.,99,h.,501,,):}`
455.

Find the sum: 3(1)/(2)+7

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ANSWER :`10(1)/(2)`
456.

Anita was driving at a speed of 85.6 km per hour. The road had a speed limit of 55 km per hour. By how much should she reduce her speed to be within the speed limit?

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Solution :Anita should REDUCE the SPEED of the CAR by 30.6 km PER hour.
457.

Write an improper fraction using the LCM of 14, 35, 56 as the denominator.

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Answer :Denominator is 280 and numerator is any number greatest than 280. `283/(280)` is ONE such improper FRACTION.
458.

Replace * by the smallest digit so that: 7549*8 is divisible by 8

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`5`
`3`
`2`
`1`

ANSWER :C
459.

Choose the correct alternative from those given below each statement and complete the statement: The lengths of three sides of 4 triangles are given below. Which triangle cannot be drawn?

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8.6 CM, 13.3 cm, 4.8 cm
8.4 cm, 13.3 cm, 4.9 cm
8.6 cm, 4.9 cm, 13.2 cm
8.4 cm. 13.2 cm, 5.9 cm

Answer :B
460.

Which of the following are algebric equations? a. 2xx5-3=7 b. 2x+6=12 c. (y)/(2)+1=5 d. (2)/(5)-(1)/(10)=(3)/(10)

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ANSWER :B, C
461.

Solve : 40+27.7+2.451

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SOLUTION :
462.

Write the successor of: 10,099

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ANSWER :10100
463.

Findratio in the simplest form: a. 24 to 56b. 84 paise to ₹3 c. 4 kg to 750 g d. 1.8 kg to 6 kg e. 48 minutes to 1 hour f. 2.4 km to 900 m

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ANSWER :
a. 3:7
B. 7:25
c.16:3
d. 3:10
E. 4:5
F. 8:3
464.

One notebook costsRs. 10 and one pencil costs Rs. 2. What is the cost of xnotebooks and y pencils?

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ANSWER :RS. (10X + 2Y)
465.

The ratio of 8 books to 20 books is : a. 2:5 a. 5:2 c. 4:5 d. 5:4

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ANSWER :a
466.

Find the common factors of 18 and 78

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`2, 3, 6`
`2, 3, 9`
`2, 4, 6`
`2, 3, 8`

Answer :A
467.

Express each of the ratio in its simplest form: 85:250

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ANSWER :`17:50`
468.

Find : 3 + (-7)

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`8`
`2`
`-4`
`6`

Answer :C
469.

A wholesaler has three variants of rice. He has 138kg of Grade 1, 222kg of Grade 2 and 252kg of Grade 3 variety. He wants to pack the rice in bags in such a way that all bags have equal amount of rice and one bag will have only one kind of rice.If he wants to pack the maximum amount of rice in each bag.. how many bags in all will he need?

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Answer :Total 102 bags: 23 bags of GRADE 1, 37 bags of Grade 2 and 42 bags of Grade 3 RICE, each bag with 6kg of rice
470.

Find the ratio : 7m to 17 m

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ANSWER :`7:17`
471.

Fill in the blanks so that the equality holds 238xx37+238xx63=238xx(_______)

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ANSWER :37+63 or 100
472.

Compare the two fractions and insert lt"or"gt symbol in box. 4/(9)square6/(11)

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ANSWER :`LT`
473.

If two lines do not meet even when produced, theyare called parallel lines.

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ANSWER :T
474.

Classify the following as 'arithmetic expressions' or 'algebraic expressions'. 5+7b-9

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ANSWER :ALGEBRAIC
475.

Evaluate: a. 24-:3-:2 b. 72-:2-:4-:3 c. 15xx4-:5-:3-:2 d. 21xx2xx3-:7-:6 108-:3-:2-:6-:3

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Answer :a. 4 B. 3 c. 2 d. 3 e. 1
476.

Megha hought a small cardboard piece for 90 paise and a packet of coloured pens for Rs 30 Find the ratio of the price of the carboard piece to the price of the coloured pens.

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ANSWER :`3:100`
477.

The Mount Everest is 29,029 feet above sea level. The deepest point in the Indian Ocean is the Java Trench at 25.344 feet. Find the vertical distance between the two.

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ANSWER :`54.373` FEET
478.

Vasan bought a table fan for ₹ 2000 and after some time he sold it for ₹ 1900. What is his loss per cent ?

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Solution :Vasan’s LOSS PER CENT is 5.
479.

If 43 is a factor of 2537, then 2537 is a composite number

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ANSWER :1
480.

Evaulate: 84-:4xx7-:3-:7

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ANSWER :7
481.

Identify the expressions that contain variables. a.x+5 b. 6-7 c. x-6y d. 2x e. -2 f. 6-3a

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ANSWER :a., C., d., and F. CONTAIN VARIABLES.
482.

Evaluate using properties of whole numbers: (3750-:10)-:(37500-:100)

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ANSWER :1
483.

Solve : 7+3p=25

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ANSWER :6
484.

Select the right answer: The predecessor of 8560 is (i) 8559 (ii) 8569 (iii) 8561

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ANSWER :8559
485.

Find the prime factorisation of: 504

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`2 xx 2 xx 3 xx 3 xx 3 xx 7`
`2 xx 2 xx 2 xx 3 xx 3 xx 7`
`2 xx 2 xx 2 xx 3 xx 3 xx 6`
`2 xx 2 xx 3 xx 3 xx 3 xx 6`

ANSWER :B
486.

Estimate the quotient by estimating each term to its greatest place. 887-:32

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ANSWER :30
487.

Express the following numbers in dot patterns: 11

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ANSWER :………..
488.

Sahil covers 5 km in 50 minutes. How muchdistance will he cover in 150 minutes ?

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ANSWER :15 KM
489.

Convert into improper fractions : 7 2/5

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SOLUTION :
490.

Find the ratio of : 220 milliliters to 3.3 litres.

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ANSWER :`1:15`
491.

State whether the following statements are True of False. Correct the statement if incorrect. a. Whole numbers and negative numbers together form the system of integers. b. The negative integers are smaller than the positive integers and zero. c. Zero is a positive integer. d. -78 is greater than -77 e. -10 is to the right of -9 on a number line. f. The biggest negative number is -1.

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ANSWER :`{:(a.,"TRUE",b.,"True",c.,"FALSE"),(d.,"False",E.,"False",f.,"True"):}`
492.

Evaluate the following arithmetic expressions: 129-:3-9xx2+7

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ANSWER :32
493.

Find x if 4, 6, x, 18 are in proportion 3. The first, third and fourth terms of a proportion are 12.8 and 14 respectively. Find the second term.

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ANSWER :21
494.

On a number line, find (-7) + (-5)

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Answer :a. -12
B. -3
C. -14
d. 2
495.

Write the following as improper fractions: 5(2)/(5)

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ANSWER : `27/(5)`
496.

Pankaj distributes 4 sweets to each student in his classand has 7 sweets left over. Find a rule for the number of sweets he had in terms of the number of students inhis class.

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ANSWER :`4x+7`
497.

Evaluate the following arithmetic expressions: 3+3+3-3xx1+3xx0+3

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ANSWER :9
498.

Compare the ratios: 16:25 square 15:23

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ANSWER :`LT`
499.

Write the predecessor of: 2,22,999

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ANSWER :B. 2,222, 998
500.

Put lt or gt symbol in box: 12389 square 12379

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ANSWER :`GT`