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When Sarah was 10 years old, she was 130 cm tall.Two years later, her height had increased by 15%.Find Sarah's height when she was 12 years old.

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When Sarah was 10 years old, she was 130 cm tall.Two years later, her height had increased by 15%.Find Sarah's height when she was 12 years old.
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Solution 1

To find Sarah's height when she was 12 years old, we first need to calculate how much her height increased by 15%.

Step 1: Calculate 15% of her height when she was 10 years old. 15/100 * 130 cm = 19.5 cm

Step 2: Add this increase to her original height to find her height when she was 12. 130 cm + Knowee AI is a powerful AI-powered study tool designed to help you to solve study problem.

Knowee AI  is a powerful AI-powered study tool designed to help you to solve study problem.
Knowee AI  is a powerful AI-powered study tool designed to help you to solve study problem.
Knowee AI  is a powerful AI-powered study tool designed to help you to solve study problem.
Knowee AI  is a powerful AI-powered study tool designed to help you to solve study problem.
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