# Math Questions for SSC CHSL and RRB NTPC EXAM

**Q1. An athlete runs 200 metres race in 24 seconds. His speed is:**

(a) 20 km/hr

(b) 24 km/hr

(c) 28.5 km/hr

(d) 30 km/hr

**Q2. A student walks from his house at 5/2 km/hr and reaches his school late by 6 minutes. Next day, he increases his speed by 1 km/hr and reaches 6 minutes before school time. How far is the school from his house?**

(a) 5/4 km

(b) 7/4 km

(c) 9/4 km

(d) 11/4 km

**Q3. Two trains for Delhi leave Jaipur at 8.30 a.m. and 9.00 a.m. and travel at 60 and 75 km/hr respectively. How many km from Jaipur will the two trains meet?**

(a) 225 km

(b) 150 km

(c) 200 km

(d) 150 km

**Q4. A train passes a pole in 15 seconds and passes platform 100m long in 25 seconds. Find its length.**

(a) 120 m

(b) 180 m

(c) 200 m

(d) 150 m

**Q5. A alone can finish a work in 10 days which B alone can finish in 15 days. If they work together and finish it, then out of a total wages of Rs. 3000, A will get:**

(a) Rs. 1200

(b) Rs. 1400

(c) Rs. 1600

(d) Rs. 1800

**Q6. A seller allows a discount of 5% on a watch. If he allows a discount of 7%, he earns Rs. 15 less in the profit. What is the marked price?**

(a) Rs. 697.50

(b) Rs. 712.50

(c) Rs. 750

(d) Rs. 817.50

**Q7. The cost price of 24 apples is same as the selling price of 18 apples. The percentage of gain is**

(a) 12(1/2)%

(b) 14(2/3)%

(c) 16(2/3)%

(d) 33(1/3)%

**Q8. A dozen pairs of socks quoted at Rs. 180 are available at discount 20%. How many pairs of socks can be bought for Rs. 48?**

(a) 3 pairs

(b) 4 pairs

(c) 2 pairs

(d) 5 pairs

**Q9. The speeds of A and B are in the ratio 3:4. A takes 20 minutes more than B to reach a destination. In what time does A reach the destination?**

(a) 4/3 hours

(b) 2 hours

(c) 5/3 hours

(d) 8/3 hours

**Q10. When Sarvesh travelled 33 km, he found that 2/3rd of the entire journey was still left. The length of the total journey is:**

(a) 88km

(b) 124km

(c) 66km

(d) 99km

**Q13. The LCM of two numbers is 48. The numbers are in the ratio of 2 : 3. Find the sum of the numbers.**

(b) 32

(c) 40

(d) 64

**Q14. The value of x satisfying the equation √(2x+3)+√(2x-1) = 2 is**

(a) 3

(b) 2

(c) 1

(d) 1/2

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