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Angie sells blue and yellow balloons. For every 10 blue balloons that are sold, she sells 7 yellow balloons.

If Angie sells a total of 340 balloons, how many will be blue?

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Kwinseaaa
The answer is 340-2=338; 338-100=
238
Ratio of blue to yellow is 10:7 so 10+17 is total and 10/17 are blue and 7/17 are yellow
if there's 340 balloons then 340×10/17= 200 are blue

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