Question

In the figure below, AB: BC is 3 : 1 and AC = 48. The length of AB is:

Can someone help me with this i included a picture

Answer 1

36

Explanation:

Here, we shall be splitting the total length using the ratio given.

The total ratio is 3 + 1 = 4

Since AB is the bigger length, the ratio 3 belongs to it.

Thus; 3/4 * 48 is the length of AB

= 3/4 * 48 = 3 * 12 = 36