Number System Questions pg9

1. The sum of a non-zero number and thrice its reciprocal is 52/7. Find the number.

1. 9
2. 6
3. 7
4. 8

Answer is c

2. A fraction is greater than its reciprocal by 9/20. What is the fraction?

1.  4/5
2. 4/3
3. 3/4
4. 5/4

Answer is d

3. 7, 77, 77, 77777 ÷ 77 equals

1. 101001
2. 1010101
3. 10101
4. 1111

Answer is b

4.The value of (1 + 1/2) (1 + 1/3)(1 + 1/4)…………(1 +1/120 ) is

1. 40.5
2. 121
3. 60.5
4. 30

Answer is c

5. Among the following statements, the statement which is not correct is

1. Every natural number is a real number
2. Every integer is a rational number
3. Every natural number is an integer
4. Every real number is a rational number

Answer is d

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