# Math Questions for SSC CHSL and RRB NTPC EXAM

**Q1. A man spends 40% of his monthly salary on food and one-third of the remaining on transport. If he saves Rs. 4,500 per month which is equal to half the balance after spending on food and transport, his monthly salary is:**

(a) Rs. 11,250

(b) Rs. 22,500

(c) Rs. 25,000

(d) Rs. 45,000

**Q2. In a big garden 60% of the trees are coconut trees. 25% of the number of coconut trees are mango trees and 20% of the number of mango trees are apple trees. If the number of apple trees in the garden in 1440 then find the total number of trees in the garden:**

(a) 48000

(b) 50000

(c) 51000

(d) 45000

**Q3. A spider climbed 62 1/2% of the height of the pole in one hour and in the next hour it covered 12 1/2 % of the remaining height. If pole’s height is 192 m, then the distance climbed in second hour is**

(a) 3 m

(b) 5 m

(c) 7 m

(d) 9 m

**Q4. A man sells two pipes at Rs. 12 each. He gains 10% on one and loses 10% on the other. In the whole transaction…**

(a) Neither loss nor gain

(b) 1 % Profit

(c) 1% Loss

(d) None of the above

**Q5. A man sells two chairs at Rs. 120 each and by doing so gains 25% on one chair and loses 25% on the other. His loss on the whole in Rs. is**

(a) 20

(b) 16

(c) 25

(d) 30

**Q6. A dealer sold a bicycle at a profit of 10%. Had he bought the bicycle at 10% less price and sold it at a price Rs. 60 more, he would have gained 25%. The cost price of the bicycle was:**

(a) Rs. 2400

(b) Rs. 2200

(c) Rs. 2000

(d) Rs. 2600

**Q7. A man sells an article at a gain of 15%. If he had bought it at 10% less and sold it for Rs. 4 less, he would have gained 25%. The cost price of the article is**

(a) Rs. 140

(b) Rs. 150

(c) Rs. 160

(d) Rs. 185

**Q8. The marked price of an article is 10% higher than cost price. A discount of 10% is given on marked price. In this kind of sale, the seller bears:**

(a) no loss no gain

(b) a loss of 5%

(c) a gain of 1%

(d) a loss of 1%

**Q9. There would be a 10% loss. If rice is sold at Rs. 54 per kg. To earn a profit of 20%, the price of rice per kg will be**

(a) Rs. 72

(b) Rs. 70

(c) Rs. 63

(d) Rs. 65

**Q10. The simple interest on Rs. 7,300 from 11 May, 1987 to 10 September, 1987 (both days included) at 5% per annum is**

(a) Rs. 123

(b) Rs. 103

(c) Rs. 200

(d) Rs. 223

**Q12. What equal installment of annual payment will discharge a debt which is due as Rs. 848 at the end of 4 years at 4% per annum simple interest?**

(a) Rs. 212

(b) Rs. 200

(c) Rs. 250

(d) Rs. 225

**Q13. A certain sum amounts to Rs. 5,832 in 2 years at 8% per annum compound interest, the sum is:**

(a) Rs. 5,000

(b) Rs. 5,200

(c) Rs. 5,280

(d) Rs. 5,400

**Q14. What sum will give Rs. 244 as the difference between simple interest and compound interest at 10% in 1 (1/2) years compounded half yearly?**

(a) Rs. 40,000

(b) Rs. 36,000

(c) Rs. 32,000

(d) Rs. 28,000

**Q15. In a mixture of 75 liters, the ratio of milk to water is 2 : 1. The amount of water to be further added to the mixture so as to make the ratio of the milk to water 1 : 2 will be**

(a) 45 litres

(b) 60 litres

(c) 75 litres

(d) 40 litres