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SSC CGL 2018 PYQ — Question 38

SSC CGL Tier II Quant - 21/02/2018 • Quantitative Aptitude • Q38

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The table given below shows the number of students who were absent and percentage of students who were present in the given two examinations from five different schools. The table also shows the percentage of students who were present in the Biology and Physics examination respectively.

School Absent(in %) Present(in %) Biology(in %) Physics(in%)
K 83300 65 32 68
L 101520 60 29 71
M 113520 40 30 70
N 60830 65 42 58
O 24003 55 25 75

 

A jar contains a blend of a fruit juice and water in the ratio 5 : x. When 1 litre of water is added to 4 litres of the blend the ratio of fruit juice to water becomes 1 : 1. What is the value of x?

Show answer & explanation

Correct answer: A

Explanation

The correct answer is option 1, i.e. 3

AQ

4 × 5/5+x = 4 × x/x+5 + 1 

20 = 4x + 5 +x

5x = 15

x =3