Data Interpertation & airthmatic

The numerator of a fraction is decreased by 25% and the denominator is increased by 250%. If the resultant fraction is 6/5 , what is the original fraction? A. 22/5 B. 24/5 C. 27/6 D. 28/5 E. 30/11

There are 4 boys and 6 girls. They sit in a row randomly. What is the probability that all the boys do not sit together A. 11/21 B. 20/21 C. 21/34 D. 11/34 E. 12/21

Three years ago Diwakar’s age was 7 times that of Rituraj. Three years hence Diwakar’s age will be 4 times that of Rituraj. The present age of Rituraj is? A. 11 years B. 7 years C. 9 years D. 21 years E. 13 years

A man can row 24 km upstream and 54 km downstream in 6 hours. He can also row 36 km upstream and 48 km downstream in 8 hours. What is the speed of the man in still water? A. 18.75 kmph B. 19.25 kmph C. 17.65 kmph D. 15.55 kmph E. 22.75 kmph

5. A can do a piece of work in 40 days. A with the help of B does the same piece of work in 30 days. If they are paid ₹7148 for that work, then what is the share of A? A. ₹5147 B. ₹5214 C. ₹5361 D. ₹5427 E. ₹5504

4. The cost of painting the walls of a room 9 metres long and 7 metres wide at 16.5 per sq metre is ₹2904, What is the height of the room? A. 4.5m B. 5.5m C. 6.5m D. 7m E. 7.5m

3. Two trains of length 100m and 160m respectively are running on parallel tracks. When running in the same direction the faster train passes the slower train in 10.4 seconds, but when running in opposite directions they take 4 seconds to cross each other. What is the speed of the faster train? A. 30 m/s B. 50 m/s C. 40 m/s D. 45 m/s E. 60 m/s

2. There are 6 boys and 6 girls. They sit in a row randomly. What is the probability that all the girls sit together? A. 1/36 B. 1/42 C. 1/77 D. 1/132 E. None of these

1. 8 men and 13 women can finish a work in 4 days. One man alone can finish the same work in 45 days. In how many days will a woman finish the work? A. 90 days B. 120 days C. 150 days D. 180 days E. 210 days

29 x 29 - 1 = ?x 15 a) 51 b) 66 c) 47 d) 73 e) 56

√729 + ? = 4 1/5 of 25 a) 81 b) 60 c) 78 d) 82 e) 90

31250.23 x 31250.17 = ? a) 125 b) 1 c) 5 d) 25 e) 625

38/270 x 45/266 x ? = 19 a) 792 b) 784 c) 798 d) 782 e) 794

2628 ÷ 73 = ? + 30 a) 10 b) 0 c) 6 d) 8 e) -2

24% of 500 + 302= ? × 51 a) 35 b) 20 c) 15 d) 25 e) 30

4/5 of 48% of 700 – 15.4 =? a) None b) 152.4 c) 453.4 d) 253.4 e) 615.3

(158+97) x (11 + 1.2 + 2.8) x (12) = ? a) 56100 b) 47500 c) 45900 d) 76100 e) 63400

440 + 4444 – 44444 + 44 – 40 + 44044=? a) 4848 b) 4488 c) 5488 d) 3418 e) 5788

6/15 of 264/792 of? = 158 a) 1780 b) 1560 c) 1540 d) 1120 e) 1185

18/34 + 78/34 + 480/5 + 74/34 =? a) 108 b) 107 c) 121 d) 101 e) 116