Cody was 165\,\text{cm}165cm165, start text, c, m, end text tall on the first day of school this year, which was 10\%10%10, percent taller than he was on the first day of school last year.
How tall was Cody on the first day of school last year?
Answers
Answered by
5
Answer:
148.5 cm
Step-by-step explanation:
First , you do the following step
100- (percentage given)
= 100-10
=90
Then divide it by 100
90÷100
=0.9
Multiply it by 165
= 148.5 cm
Answered by
7
Answer: 150 cm tall
Step-by-step explanation:Cody's height on the first day of school this year was 10%, percent taller than his height on the first day of school last year. He still had all, 100, percent, of last year's height plus 10%, percent more.
This year, he was 100%
Percent means per hundred, so 110%
100
110
To find Cody's previous height, we need to answer,
We can rewrite that question as an equation.
165cm
165 is =110% 1.1 of × what height ? 1.1 165 150 =1.1
1.1×?=?
Cody was 150c.m. end text tall on the first day of school last year.
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