Answer:
£16 : £144
Explanation:
sum the parts of the ratio , 1 + 9 = 10 parts
Divide the amount by 10 to find the value of one part of the ratio
£160 ÷ 10 = £16 ← value of 1 part of the ratio, then
9 parts = 9 × £16 = £144
£160 in the ratio 1 : 9 is £16 : £144