Question

What is the cost of 100g of rice at 95p per half kg

Answer 1

1 kg= 1000g
threfore 100g=100/1000 kg
=0.1 kg
95p= 1/2 kg ...1/2 kg=0.5 kg
; 0.5=95
0.1=? ; (0.1*95)/0.5
=19p