The HCF and LCM of two 2-digit number are 16 and 480 respectively. The numbers are ?
A. 40, 48
B. 60, 72
C. 64, 80
D. 80, 96
Answer: Option D
Solution(By Examveda Team)
HCF = 16∴ Let number are 16x and 16y
⇒ 16xy = 480
⇒ xy = 30
∴ Possible pairs = (1, 30), (2, 15), (6, 5)
Possible numbers are = (16, 480), (32, 240), (80, 96)
∴ (80, 96) is the answer in the given options of 2 digits.
Related Questions on Problems on H.C.F and L.C.M
Join The Discussion