In a survey, one out of five people named blue as their favorite color. Three out of ten named red. If 1,100 people were include
d in the survey, how many named blue or red as their favorite color
1 answer:
1/5 = x/1100
5x = 1100
x = 1100 ÷ 5
x = 220
So 220 people named blue as fav.
3/10 = x/1100
3x = 1100
x = 1100 ÷ 3
x = 366.6666.... = 367
So 367 people chose red
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