Question

Coffee costs Rs24 per 100g and tea costs Rs80 per kg. Find the ratio of
the price of coffee to that of tea?

Answer 1

coffee cost = 24rs per 100g =2400rs per kg
cost of tea =80rs per kg
2400:80 =30:1

Answer 2

100g=24rs(coffee)
1kg=80rs(tea)
1000g=80rs
1g=80/1000
1g=0.8(tea)
ratio of coffee and tea
24/0.8
24*10/8
240/8
30/1
30:1