search
arrow-left Previous
Next arrow-right
Q: If a : b = 3 : 5 , b : c = 7 : 8 and c : d = 2 : 3, then 2a : 3d is equal to:
  • A. 1:2
  • B. 7:30
  • C. 7:15
  • D. 7:20
Correct Answer: Option B -
answer image

Explanations:

explanation image