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Question 3
Construct the Parallelogram MORE where
OR=6 cm, RE= 4.5 cm, EO = 7.5 cm

Steve conducts a survey of 15 villages of a locality and finds out the number of teachers in each village. The observations are as following:
3, 3, 3, 2, 2, 1, 2, 3, 4, 4, 4, 4, 4, 1, 1.
Which one of the following represents the correct frequency table?

Four alternative options are given for each of the following statements. Select the correct option.

The value of (7.2)² is (use an identity to expand):

A. 49.4

B. 14.4

C. 51.84

D. 49.04

Factorise :
$9a(3a-5b)-12a^2(3a-5b)$

Three numbers are in ratio 2:3:4 the sum of there cubes is 33957. Find the numbers

A non-terminating and non-recurring decimal number is known as a/an ___.

A teacher wants to arrange 2,800 students in a field such that the number of rows is equal to the number of columns. Find the number of rows if 96 were left out after the arrangement.

Question 42

The cost of a tape recorder is Rs 10800 inclusive of sales tax charged at 8%. The price of the tape recorder before sales tax was charged, is ___.

Question 90(iv)

Look at the histogram below and answer the questions that follow. ?

How many students have height less than 140 cm ?

Find the square of $4\frac{3}{2}$

What is $-7\times -13$?

Fill in the blanks.

(i) $\left(\frac{-3}{17}\right)+\left(\frac{-12}{5}\right)=\left(\frac{-12}{5}\right)+(.....)$

(ii) $-9+\frac{-21}{8}=(......)+(-9)$

(iii) $(\frac{-8}{13}+\frac{3}{7})+\left(\frac{-13}{4}\right)=(......)+[\frac{3}{7}+(\frac{-13}{4}\left)\right]$

(iv) $-12+(\frac{7}{12}+\frac{-9}{11})=(-12+\frac{7}{12})+(.....)$

(v) $\frac{19}{-5}+(\frac{-3}{11}+\frac{-7}{8})=\{\frac{19}{-5}+(.....\left)\right\}+\frac{-7}{8}$

(vi) $\frac{-16}{7}+.....=......+\frac{-16}{7}=\frac{-16}{7}$

Read the pictograph and answer the following question:

Which colour is the most favourite?

Construct a 3 × 3 magic square using all odd numbers from 1 to 17.

Suppose you, along with 7 of your friends ate a medium pizza cut into 8 equal parts. Since all of you remained hungry after that, you ordered one more pizza. This time a large pizza, which is again cut into 8 equal parts. The percentage of the full large pizza eaten by you will be

simplified form of 4(2x+1) - 3x is :

The value of x will be

.

What is the square of 0.15?

Question 6
Using the given pattern, find the missing numbers:
$1^2+2^2+2^2=3^2$
$2^2+3^2+6^2=7^2$
$3^2+4^2+{12}^2={13}^2$
$4^2+5^2+{\underset{–}{}}^2={21}^2$
$5^2+{\underset{–}{}}^2+{30}^2={31}^2$
$6^2+7^2+\underset{–}{}2=\underset{–}{}2$

Consider x, y, z and w be elements of a group G:

$P_1:Ifgiventhatxy{z}^{-1}\omega =1,thenymustbeequalto{x}^{-1}{\omega }^{-1}z$

$P_2:Ifxyz=1,thenyxz=1$

Which of the following is true?

Which one of the following options is the multiplicative inverse of $2^5$?

When an object falls from a height, the distance s (metres), it travels in time t (seconds) is given by the equation s = 4.9t². Is the distance travelled proportional to time?

Find the area of the shaded part in the figure given below. [Take $\pi =\frac{22}{7}$ and all the dimensions are in $cm$]

If a man earns ₹ 805 per week, in how many days he will earn ₹ 1840?

Solve
and check result: 8x
+ 4 = 3(x
− 1) + 7

1. 7

Find the amount and compound interest on ₹ 1600 for 2 years at the rate of 5% per annum.