If P : Q = 5 : 6 and R : Q = 25 : 9, then what is the ratio of P : R?
Show answer & explanation
Correct answer: C
Explanation
The correct answer is option 3 i.e. 3 : 10.
| Understanding/Application |
|
P : Q = 5 : 6 R : Q = 25 : 9 P : R = (P : Q) × (Q : R) |
| P : R = (5/6) × (9/25) = 3/10 = 3 : 10 |