What is the ratio between the number of students studying at post-graduate and graduate levels respectively… · ABC26GN5722

Subject: General Aptitude · Chapter: Pie Chart

The following pie-charts show the distribution of students of graduate and post-graduate levels in 7 different Institutes: M, N, P, Q, R, S and T in a town. Study the pie-charts carefully and answer the questions given below: Distribution of students at graduate and post-graduate levels in seven ins

Total Number of Students of Graduate Level = 27300

	Graduate
M	17
N	12
P	12
Q	13
R	18
S	14
T	15

Chart drawn from the data printed in the source figure.

Total Number of Students of Post-Graduate Level = 24700

	Post-Graduate
M	8
N	15
P	12
Q	13
R	14
S	21
T	17

Chart drawn from the data printed in the source figure.

What is the ratio between the number of students studying at post-graduate and graduate levels respectively from institute $S$ ?

(a)14 : 19

(b)19 : 21

(c)17 : 21

(d)19 : 14

Answer

Answer (as printed): D

Explanation

Required ratio $$=\frac{(21 \% \text { of } 24700)}{(13 \% \text { of } 27300)}=\frac{21 \times 24700}{13 \times 27300}=\frac{19}{13}=19: 13 .$$

Explanation as extracted from the printed page; notation may be imperfect.

Study loop for Pie Chart

1. Practise the PYQsPrevious-year questions, with answers

· Browse this chapter in the app