Cody was 165cm, {cm}165cm tall on the first day of school this year, which was 10% taller than he was on the first day of school last year. how tall was cody on the first day of school last year?

For this case we have that Cody average 165cm in height and that represented 10% higher than last year.

Then, making a rule of three we have:

165cm ----------> 100%

x --------------------> 10%

Where "x" represents the cm that equals 10%

To know the height of Cody last year, we subtract:

So, Cody had 148.5 cm on the first day of school last year.

148.5cm

2/5

step-by-step explanation:

4

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