DRDO Multi tasking staff Model paper 3

Tips & Tricks
Given:
Ratio of two numbers = 15 : 11
HCF = 13
Calculations:
Let the two numbers be 15a and 11a respectively.
⇒ HCF of these = a
⇒ a = 13
∴ Two numbers = 15 × 13 = 195 and 11 × 13 = 143