How many is that? II

This task is about solving problems with rates.

illustration: bottle of raspberry drink


a)


To make a raspberry drink, you need 3 cups of raspberry flavouring for every 7 litres of water.
How many cups of flavouring are needed with 28 litres of water?
 
__________
 
 


illustration: cricket bat and ball


b)

In a cricket match the best batter made 4 runs from every 6 balls bowled to them.
How many balls would be needed to make 120 runs?
 
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