Study the given table and answer the question that follows.
The table shows the number of students studying in six different schools
|
School |
Class V |
Class VI |
Class VII |
Class VIII |
Class IX |
Class X |
|
P |
152 |
160 |
145 |
156 |
147 |
144 |
|
Q |
148 |
166 |
150 |
155 |
157 |
143 |
|
R |
161 |
152 |
140 |
145 |
143 |
165 |
|
S |
159 |
142 |
149 |
140 |
142 |
168 |
|
T |
147 |
144 |
158 |
163 |
154 |
150 |
|
U |
150 |
160 |
162 |
160 |
161 |
140 |
|
Total |
917 |
924 |
904 |
919 |
904 |
910 |
What is the respective ratio of students studying in class IX of schools Q and R together to those studying in class VI of schools S and T together?
Show answer & explanation
Correct answer: C
Explanation
The correct answer is option 3 i.e. 150 : 143.
The Required ratio = (157 + 143) / (142 + 144)
= 300 / 286
= 150 : 143