Answer:
10.18 I think
Explanation:
I took 13.65 and divided it by 12.40 and got 1.10080645 well taking the first three numbers which is 1.10 I rounded it to the nearest 10nth and that's 10.18
This is an increase of 1.25 or 10.08%
1st) You must Subtract, Original number-New Number or 13.65-12.40
2) Then divide the increase of 1.25÷12.40Then multiply by 100 to get 10.08%
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