Mathematics
NULL
Medium
Question
If 40% of one number equals two-thirds of another, what is the ratio of the first number to the second?
A
2 : 5
B
3 : 7
C
5 : 3
✓ Official correct answer
D
7 : 3
Community credibility
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A
2 : 5
No member explanations yet for this option.
B
3 : 7
No member explanations yet for this option.
C
5 : 3
No member explanations yet for this option.
D
7 : 3
No member explanations yet for this option.
Explanation
0.4a = (2/3)b ⇒ a : b = 5 : 3.