Aptitude Placement Test for Engineering Students - Set 2

1)   During monsoon clearance sale, Amit buys a shirt at double discount of 20% and 10%. At what price he bought the shirt if marked price was Rs. 1000?

a. Rs. 720
b. Rs. 800
c. Rs. 700
d. Rs. 850
Answer  Explanation 

ANSWER: Rs. 720

Explanation:
discount


2)   Profit of Raj while selling a book to Simran is Rs. 63. Despite a discount of 23% on the book Raj manages to get 10% profit. What must be the list price of the book?

a. Rs. 1120
b. Rs. 560
c. Rs. 900
d. Rs. 750
Answer  Explanation 

ANSWER: Rs. 900

Explanation:
discount


3)   When will be both hands of a clock at right angle, between 8pm and 9pm?

a. 29 (8/11) minutes past 8 pm
b. 27 (3/11) minutes past 8 pm
c. 25 (7/11) minutes past 8 pm
d. 24 (5/11) minutes before 9 pm
Answer  Explanation 

ANSWER: 27 (3/11) minutes past 8 pm

Explanation:
clocks


4)   A is formed by reversing the digits of B. B is 45 less than A. The sum of the digits of B is 9. What is A?

a. 36
b. 81
c. 54
d. 72
Answer  Explanation 

ANSWER: 72

Explanation:
problems on numbers


5)   Square of difference between two numbers is 9 while the sum of squares of those two numbers is 225. What is their product?

a. 108
b. 125
c. 169
d. 96
Answer  Explanation 

ANSWER: 108

Explanation:
problems on numbers


6)   4/7 of 2/3 of 5/6 of  5/8 of 1008 is

a. 200
b. 144
c. 64
d. 400
Answer  Explanation 

ANSWER: 200

Explanation:
fractions


7)   A class eats 2/5 of chocolates on 1st day. On the 2nd day they eat 3/4 of the remainder. How many chocolates were there initially if still 75 chocolates are left?

a. 250
b. 750
c. 500
d. 1000
Answer  Explanation 

ANSWER: 500

Explanation:
fractions


8)   The ratio of two numbers is 5 : 6 and their LCM is 480, then their HCF is?

a. 16
b. 96
c. 12
d. 240
Answer  Explanation 

ANSWER: 16

Explanation:
hcf lcm


9)   Manoj wants to paste wallpaper on wall of his room. The wall is 4 meters and 50 cm in length and 3 meters and 50 cm in height. But the wall should be covered completely only by square pieces of wallpaper having same size. What is the number of maximum sized wallpaper squares needed to cover the walls completely?

a. 8
b. 15.75
c. 63
d. 12
Answer  Explanation 

ANSWER: 63

Explanation:
hcf lcm


10)   square and cube root

a. 1/8.485
b. 8.485
c. 1.072
d. 1.060
Answer  Explanation 

ANSWER: 1.060

Explanation:
square and cube root


11)   If M = (48 - 45 ), then what isM ?



a. square and cube root
b. square and cube root
c. square and cube root
d. square and cube root
Answer  Explanation 

ANSWER: square and cube root

Explanation:
square and cube root


12)   What is value of [(3 x 3 x 3 x 3 x 3 x 3)6 ÷ (3 x 3 x 3 x 3)7x 34]?

a. 279
b. 274
c. 315
d. 910
e. None of the above
Answer  Explanation 

ANSWER: 274

Explanation:
simplification


13)   What will be fraction form of 0.2365236523652365…?

a. 2365/10000
b. 2365/9999
c. 1254/9999
d. None of the above
Answer  Explanation 

ANSWER: 2365/9999

Explanation:
decimals


14)   decimal

a. 3000
b. 9000
c. 6000
d. 3333
Answer  Explanation 

ANSWER: 6000

Explanation:
decimals


15)   Resultant price of mixture of golden rice is Rs. 480 per kg. This mixture is made from two varieties of golden rice which are having price of Rs. 420 per kg and Rs. 520 per kg. What should be ratio of quantities of both types of golden rice?

a. 1:3
b. 1:2
c. 2:1
d. 4:1
Answer  Explanation 

ANSWER: 1:2

Explanation:
mixture


16)   In a mixture of 90 L the ratio of acid and water is 2 : 1. If the ratio of acid and water is to be 1 : 2, then the amount of water (in litres) to be added to the mixture is?

a. 20L
b. 40L
c. 90L
d. 100L
Answer  Explanation 

ANSWER: 90L

Explanation:
mixture


17)   Ratio of profits of P, Q and R are 8 : 7 : 9 respectively. For what ratio of time periods did they invest if investments are in the ratio 3 : 2 : 5 respectively?

a. 24:14:45
b. 85:45:74
c. 3:2:5
d. 80:75:54
Answer  Explanation 

ANSWER: 80:75:54

Explanation:
partnership


18)   What will be selling price, if cost price is Rs. 120 and gain is 35%?

a. Rs. 135
b. Rs. 85
c. Rs. 155
d. Rs. 162
Answer  Explanation 

ANSWER: Rs. 162

Explanation:
profit and loss


19)   A sold a car to B at a profit of 25%. B incurred loss of 15% while selling the same car to C. A spent Rs. 50000 for this car. At what price did C buy it?

a. Rs. 62500
b. Rs. 60000
c. Rs. 53125
d. Rs. 90000
Answer  Explanation 

ANSWER: Rs. 53125

Explanation:
profit and loss


20)   4 members form a group out of total 8 members.
(i) In how many ways it is possible to make the group if two particular members must be included.
(ii) In how many ways it is possible to make the group if two particular members must not be included?


a. 15 and 360
b. 15 and 15
c. 30 and 360
d. 360 and 360
Answer  Explanation 

ANSWER: 15 and 15

Explanation:
permutation and combination