Your friend used the proportion 25/100 = 50/? to find 25% of 50 and says that the answer is 200. Explain why your friend is incorrect and find the correct answer.

Question

asked Oct 20, 2017 96.2k views

1 Answer

Pavel Bely · Answer 1 · 2017-10-26T08:05:42+0000

The set-up 25/100= 50/? is incorrect.

The correct set-up should be ?/50= 25/100.

?= 50* (25/100)= 12.5.

The correct answer is 12.5~