# Aptitude Test for Computer and IT Engineers - Set 2

1)   If successive discounts are 15% and 10% then, what is its single equivalent discount?

a. 12.5%
b. 24.5%
c. 23.5%
d. 20%
 Answer  Explanation ANSWER: 23.5% Explanation: 2)   If a book costs Rs. 900 and is sold with a profit of 10% and discount of 12% then, the advertised price is?

a. Rs. 1050
b. Rs. 1125
c. Rs. 812.5
d. Rs. 1225
 Answer  Explanation ANSWER: Rs. 1125 Explanation: 3)   When will the clock’s hands be in a straight line but pointing in opposite directions between 2 am and 3 am?

a. 43(7/11) minutes past 2 am
b. 25(1/11) minutes before 3 am
c. 38(7/11) minutes before 3 am
d. 50(5/11) minutes past 2 am
 Answer  Explanation ANSWER: 43(7/11) minutes past 2 am Explanation: 4)   In a poultry farm having hens and pigs, Rohan can see 84 heads and 282 legs. How many hens are there?

a. 54
b. 30
c. 27
d. 57
 Answer  Explanation ANSWER: 27 Explanation: 5)   In an area 2% families have 5 children each. But 8% have no children at all. Amongst the rest of the families 18% have 4 children and 27% have only one child. How many families live in the area, if 297 families have either 2 or 3 children each?

a. 550
b. 600
c. 850
d. 725
 Answer  Explanation ANSWER: 600 Explanation: 6)   If a fraction’s denominator is decreased by 80% and numerator is increased by 300%, the fraction becomes 2/9. What is the fraction?

a. 8/9
b. 6/45
c. 1/90
d. 6/72
 Answer  Explanation ANSWER: 1/90 Explanation: 7)   What is LCM of  36/225, 48/150 , 72/65 ?

a. 36/65
b. 144/5
c. 72/225
d. 288/5
 Answer  Explanation ANSWER: 144/5 Explanation: 8)   HCF and LCM of two numbers is 8 and 96. Sum of those numbers is 56. Then what is sum of their reciprocals?

a. 1/56
b. 7/96
c. 1/96
d. 1/8
 Answer  Explanation ANSWER: 7/96 Explanation: 9)   Rajesh had to arrange his books in uniform groups. He makes groups of 4 books each. But 3 books are left. He tries it with groups of 5 books each. But still 3 books are left. 3 books are still left when he tried with groups of 9 or 10 books each. How many books does he have?

a. 90
b. 180
c. 900
d. 183
 Answer  Explanation ANSWER: 183 Explanation: 10)   What is cube root of (-21952)?

a. 38
b. 27
c. -28
d. 34
 Answer  Explanation ANSWER: -28 Explanation: 11)   Pune’s population starts decreasing from 272000 at the rate of 2700 per year. Satara’s population starts increasing at the same time from 190000 at the rate of 1400 per year. When will both the cities have same population?

a. 15 years
b. 20 years
c. 10 years
d. 16 years
 Answer  Explanation ANSWER: 20 years Explanation: 12) a. 9
b. 250
c. 1.072
d. 1.060
 Answer  Explanation ANSWER: 250 Explanation: 13)   What is value of 5.55+5+5.5+5.555+5.05+5.00?

a. 30.5
b. 32.155
c. 31.655
d. 31.725
 Answer  Explanation ANSWER: 31.655 Explanation: 14)   A man had 0.08 part of his wealth invested in Stocks, 0.3 part in FDs, 0.4 part amounting to Rs. 2400 as gold and rest in cash. How much total cash and stocks does he have?

a. Rs. 1600
b. Rs. 1800
c. Rs. 2000
d. Rs. 1500
 Answer  Explanation ANSWER: Rs. 1800 Explanation: 15)   A mixture consists of some amount of sandalwood oil and 240 litres of water. It is priced at Rs. 275 per litre.  Sandalwood oil is priced Rs. 325 per litre. How much oil is there in the mixture?

a. 720 litres
b. 1000 litres
c. 1320 litres
d. 1200 litres
 Answer  Explanation ANSWER: 1320 litres Explanation: 16)   3 types of Sugar got mixed by accident in a shop. First was of the rate Rs. 145 per kg and Second of Rs. 165 per kg. Only thing the shop owner knew that quantities of 3 sugar types were in the ratio 2:1:3 respectively. He finally sold the mix at rate of Rs. 180 per kg. What was price of 3rd type?

a. Rs. 208.33
b. Rs. 210
c. Rs. 215.67
d. Rs. 196.58
 Answer  Explanation ANSWER: Rs. 208.33 Explanation: 17)   Ratio of profits of P, Q and R are 5 : 8 : 9 respectively. What is their investment ratio if their investment time period ratio is 2 : 5 : 8 respectively?

a. 110:74:64
b. 7:13:17
c. 100:64:45
d. 10:40:72
 Answer  Explanation ANSWER: 100:64:45 Explanation: 18)   Ajay incurred loss of 20% by selling a vase for Rs. 2880. To get a profit of 20% at what price should he sell the vase?

a. Rs. 4320
b. Rs. 5760
c. Rs. 1440
d. Rs. 3500
 Answer  Explanation ANSWER: Rs. 4320 Explanation: 19)   A cheater manipulated his weighing machine so that it shows 1kg for 970 grams. How much profit does he get?

a. 397/100%
b. 0.3 %
c. 0.03%
d. 300/97%
 Answer  Explanation ANSWER: 300/97% Explanation: 20)   There are 8 routes from London to Delhi. And there are 6 routes from Delhi to Tokyo. In how many different ways can Raj travel from London to Tokyo via Delhi?

a. 100
b. 48
c. 24
d. 14
 Answer  Explanation ANSWER: 48 Explanation: 