charliemorton121 charliemorton121

14-01-2018
Mathematics

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please can you help it says £300
is invested in a bank there is £330 at the end of the year what is the % interest

please can you help it says 300is invested in a bank there is 330 at the end of the year what is the interest class=

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TaylorBayley TaylorBayley

14-01-2018

This can be done algebraically:

300*x=330 Where x is the multiplier
Therefore x=330/300=1.1

To find a percentage of a number you multiply by the percentage divided by 100.
So 330 is 110% of 300, which is an increase of 10%.

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