Quant Quiz

1. A student goes to school at a speed of 6 kmph and returns home at a speed of 4.5 kmph. If he takes 10.5 hours in all, then how far is the school from his home?
1) 18 km
2) 21 km
3) 24 km
4) 27 km
5) 36 km

2. A table is sold at a profit of 12%. Had it been sold for Rs 50 more, then there would have been a profit of 20%. What is the cost price of the table?
1) Rs 625
2) Rs 650
3) Rs 675
4) Rs 700
5) Rs 725

3. Two trains were running in opposite directions at the speed of 48 kmph and 24 kmph respectively. If the faster train passed a man sitting in the slower train in 9.5 seconds, what is the length of the faster train?
1) 180m
2) 190m
3) 210m
4) 240m
5) None of these

4.What value should come in the place of (?) in the following series?
8, 16, 38, 86, 178, 338, ?
1) 512
2) 536
3) 548
4) 572
5) 596

5.What is the difference between a discount of 35% on Rs 1800 and two successive discounts of 20% and 15% on the same amount?
1) Rs 50
2) Rs 32
3) Rs 54
4) Rs 78
5) None of these

6. If the length of a rectangle is increased by 24% and its
breadth is decreased by 10%, then by what per cent
will the area of the rectangle be increased/decreased?
1) 9.8%
2) 11.6%
3) 12.4%
4) 14%
5) 16%

7. A brick measures 25 cm by 15 cm by 5 cm. How many bricks will be required to make 40m long, 1.5m high and 1m thick wall?
1) 32000
2) 36000
3) 40000
4) 42000
5) 48000

8. How many spheres of diameter 2 cm can be made by melting a metallic cylinder whose height is 35 cm and radius 8 cm?
1) 1248
2) 1420
3) 1680
4) 1792
5) 1812

9. In the following number series, one number is wrong. Find out that number.
14, 15, 34, 116, 460, 2325
1) 15
2) 34
3) 116
4) 460
5) 2325

10. The average age of six students of a class was 17.5 years. When one student left the class the average age became 16 years. What is the age of the student who left the class?
1) 15 years
2) 20 years
3) 24 years
4) 25 years
5) None of these