RATIOS C1

If 3:2 = 11:3B; Find the value of B.

Solution

3   =  11                            [cross multiply]

2       3B

3x3B = 11 x 2

9B = 22

9B = 22                      [divide by 9 on both sides]

9        9

B = 2⁴/9

Hence the value of B is 2⁴/9

TRY THIS…………

If 7:2 = 11:4B; Find the value of B.