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

- 9
- 6
- 7
- 8

### Answer is c

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

- 4/5
- 4/3
- 3/4
- 5/4

### Answer is d

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3. 7, 77, 77, 77777 ÷ 77 equals

- 101001
- 1010101
- 10101
- 1111

### Answer is b

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

- 40.5
- 121
- 60.5
- 30

### Answer is c

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

- Every natural number is a real number
- Every integer is a rational number
- Every natural number is an integer
- Every real number is a rational number

### Answer is **d**

Read More: Number System Concepts