CSS General Science and Ability MCQS Set 4

For a rectangle, the length and breadth are increased by 10% and 20%, respectively. The percentage increase in area is

0.48

0.24

None of these

0.32

What per cent of 2/7 is 1/35 ?

None of these

0.1

0.15

0.18

Find a third proportional to the numbers 4, 42.

541

641

441

None of these

A and B together have Rs. 1210 with them. If 4/15 of A’s amount is equal to 2/5 of B’s amount, how much amount does B have?

Rs. 466

Rs. 664

Rs. 484

Rs. 550

Find the least number which when multiplied with 74088 will make it a perfect square.

44

48

46

42

One side of a square is increased by 30%. To maintain the same area the other side will have to be decreased by

0.15

0.2307692308

0.7692307692

0.3

A real number is said to be algebraic if it satisfies a polynomial equation with integral coefficients.

0

43499

?

?2

Number Series Test

16/4

43773

43620

43742

The largest natural number which exactly divides the product of any four consecutive natural numbers, is

120

12

24

6

In an examination a student was asked to find (3/14) of a certain number. By mistake he found (3/4) of it. His answer was 150 more than the correct answer. The given number is

240

180

290

280