passpadi

2010

Mathematics

67ca00ce0c643c71d77dee1f

W is directly proportional to U. If W = 5 when U = 3, find U when W = 2/7

A.

6/35

B.

10/21

C.

21/10

D.

35/6

Correct Answer: 6/35

Explanation

W α U W = ku u = w/k; 2/7 x 3/5 = 6/35

W α U W = ku u = w/k; 2/7 x 3/5 = 6/35
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