Practicing Success

Target Exam

CUET

Subject

General Test

Chapter

Numerical Ability

Question:

LCM and HCF of two numbers are 90 and 15, respectively.  If the sum of the two numbers is 75, then find the greater number.

Options:

60

45

75

90

Correct Answer:

45

Explanation:

Product of two prime factors = \(\frac{LCM}{HCF}\) = \(\frac{90}{15}\) = 6

Prime factor are = 2 & 3

Greater number = 3 × HCF = 3 × 15 = 45