Tina has 10 times as many stamps as oliva. Altogether, they have 198 stamps. How many stamps does each girl have?
1 answer:
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The question is an illustration of equivalent ratios.
- 3 cups of dark orange require 3 ounces of yellow paint
- 3 cups of light orange require 19.5 ounces of yellow paint
1 cup of dark orange requires
To make 3 cups, we simply multiply by 3, because
So, we have:
2 cups of light orange require
To make 3 cups, we simply multiply by 1.5, because
So, we have:
Hence:
- 3 cups of dark orange require 3 ounces of yellow paint
- 3 cups of light orange require 19.5 ounces of yellow paint
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