JAMB - Mathematics (1980 - No. 43)

In the figure, PS bisects angle QPR. Find the ratio SR:QR.

1:2

1:3

1:4

1:5

1:6

From Internal bisection theorem, \(\frac{QP}{PR}\) = \(\frac{QS}{SR}\)

= \(\frac{4}{1}\)

= 1:4