Number System Questions Pg8

1. When a man spends 1/3 of his income on food, 2/5 of his income on clothes. Now, if he still has ₹400 left with him. His income is

1. ₹ 5000
2. ₹ 7000
3. ₹ 4000
4. ₹ 6000

Answer is d

2. By how much does 6/(7/8) exceed (6/7)/8 ?

1.  6 × (3/4)
2. 7 × (5/6)
3. 6 × (1/8)
4. 7 × (3/4)

Answer is a

3. In an examination, when a student was asked to find 3/14  of a certain number, by mistake. He found 3/4 of the number. If his answer was 150 more than the correct answer. The given number is

1. 280
2. 180
3. 240
4. 500

Answer is a

4. The vulgar fraction of 0.3939 is

1. 11/39
2. 13/33
3. 17/39
4. 15/33

Answer is b

5. For a positive fraction the sum of the numerator and denominator is 11. If 2 is added to both numerator and denominator, the fraction is by 1/24. The difference between numerator and denominator of the fraction is

1.  3
2. 9
3. 5
4. 1

Answer is d

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