# SSC CGL Tier 1 :: Quantitative Aptitude QA Test 31

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## Home SSC CGL Tier 1 / Quantitative Aptitude QA Test 31 Questions and Answers

1 . 21 Banana trees, 42 apple trees and 56 guava trees have to be planted in rows such that each row contains the same number of trees of one variety only. Minimum number of rows in which the above trees may be planted is –
3
15
7
17
2 . Find the missing number in the given series 150, 152, 149, 153, 148, 154, ?
158
147
150
160
3 . A container of milk was $4\over5$ th full. When 12 bottles of milk were taken out and 8 bottles of milk were poured into it, vessel was $3\over4$ th full. How many bottles of milk can the container contain ?
98
40
90
30
4 . The average of 8 numbers is 20. The average of first two number is 15$1\over2$ and that of the next three is 21 $1\over3$ . If the sixth be less than the seventh and eighth numbers by 4 and 7 respectively, then the eight number is
18
22
25
27
5 . A contractor employed 25 labourers on a job. He was paid  275 for the work. After keeping 20% of this sum, he distributed the remaining amount amongst the labourers. If the number of men to women labourers was in the ratio 2 : 3 and their wages is in the ratio 5 : 4. What wages did a woman labourer get ?
10
 8
12
 15
6 . A container contains of a litre mixture of milk and water, the milk being x litre. If from this container, ylitres of mixtures is taken out and replaced by water, then the water in the container will be –

(A) (a – x) litres
(B) x(1-$x\over y$)
litres (C)(a-x +$xy\over a$) litres
(D) (a– x+ y) litres
a
b
c
d
7 . Two numbers are in the ratio 1$1\over2$ : 2 $2\over3$ . When each of those number is increased by 15, they become in the ratio 1 $2\over3$ : 2 $1\over2$ . The greater of the number is –
27
36
48
64
8 . In an election between two candidates, 75% of the voters cast their votes, out of which 2% votes were declared invalid. A candidate got 9261 votes which were 75% of the valid votes. The total number of voters who cast their votes was –
16000
16400
16800
12600
9 . A grocer buys 160 kg of rice at  27 per kg and mixes it with 240 kg of rice available at  32 per kg. At what rate per kg should he sell the mixture to gain 20% on the whole ?
30
 36
42
None of these
10 . The profit earned after selling an article for  650 is same as the loss incurred after selling the article for  426. Find the half of the 50% of the cost price
 134.50
269
 538
296