Question

MULTIPLE CHOICE QUESTIONS
REAL NUMBERS
1. The decimal expansion of number has:
(a) a terminating decimal
(b) non-terminating but repeating
(c) non-terminating non repeating
(d) terminating after two places of decimal
2. The values of x and y in the given figure are:
(a) x = 10; y = 14
(b) x = 21; y = 84
(c) x = 21; y = 25
(d) x = 10; y = 40
3. For any positive integer a and 3, there exist unique integers q and r such that a = 3q + r, where r must satisfy :
(a) 0 ≤ r < 3
(b) 1 < r < 3
(c) 0 < r < 3
(d) 0 < r ≤ 3
4. is:
(a) a rational number
(b) an irrational number
(c) a prime number
(d) an even number
5. L.C.M. of 23 × 32 and 22 × 33 is :
(a) 23
(b) 33
(c) 23 × 33
(d) 22 × 32

Answer 1

Answer:

1,non terminating non reapting2,x=10; y=40

3ans c 4ans d 5ans b