100 + 50 x 2 = ?

- Total number of questions : 15.
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1

100 + 50 x 2 = ?

2

What mathematical operation should come at the place of '?' in the equation : 2 ? 6 - 12 / 4 + 2 = 11.

3

Supply the two missing figures in order indicated by x and y in the given equation ,the fractions being in their lowest terms.

$5\frac{1}{x}\times y\frac{3}{4}=20$

4

$\frac{5}{6}+\frac{6}{7}\times?-\frac{8}{9}+1\frac{3}{5}+\frac{3}{4}\times3\frac{1}{3}=2\frac{7}{9}$

5

On simplification, 3034 - (1002 / 20.04) is equal lo :

6

3 - [1.6 - {3.2 - (3.2 + 2.25 + x)}] = 0.65. The value of x is :

7

If $\frac{a}{b}=\frac{4}{5}$ and $\frac{b}{c}=\frac{15}{6}$, then $\frac{c^{2}-a^{2}}{c^{2}+a^{2}}$ is

8

If 0 < a < 1, then the value of $a + \frac{1}{a}$ is :

9

If a, b, c are integers; $a^{2} + b^{2}= 45$ and $b^{2} + c^{2} = 40$, then the values of a,b and c respectively are :

10

Which of the following values of x and y satisfy the following equations I and II ?

I. 3x + y = 19 II. x - y = 9

11

Simplify $\left(999\frac{1}{7}+999\frac{2}{7}+999\frac{3}{7}+999\frac{4}{7}+999\frac{5}{7}+999\frac{6}{7}\right)$

12

On sports day, if 30 children were made to stand in a column, then 16 columns could be formed. If 24 children were made to stand in a column, then how many columns could be formed ?

13

If one-third of a tank holds 80 litres of water, then the quantity of water that half of the tank holds is :

14

A student was asked to find the value of 3/8 of a sum of money. The student made a mistake by dividing the sum by 3/8 and thus got an answer which exceeded the correct answer by Rs. 55. The correct answer was :

15

A fires 5 shots to B's 3 but A kills only once in 3 shots while B kills once in 2 shots. When B has missed 27 times, A has killed :

5000

2000

100

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