4.4% increase.
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There is a 12.5% increase from 40 to 45.
To increase 45 by 20 percent, you first calculate 20 percent of 45 by multiplying 45 by 0.20, which equals 9. Then, you add this result to the original number: 45 + 9 = 54. Therefore, increasing 45 by 20 percent results in 54.
45 dollars plus a 7 percent increase gives a new value of $48.15
+14.89%
The increase from 45 to 66 rounded to the nearest tenth is: 46.7%