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In 2012 electricity cost 15p per unit. A family used 3729 units. In 2013 electricity cost 17p per unit. The family used 3506 units. How much more did the family pay for electricity in 2013
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2 votes
In 2012 electricity cost 15p per unit.

A family used 3729 units.

In 2013 electricity cost 17p per unit.
The family used 3506 units.

How much more did the family pay for electricity in 2013

User Incognito
by
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1 Answer

1 vote
15*3729=55935 p

17*3506=59602 p

59602-55935=3667 p more than in 2012
User Kcstricks
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