8x = 90 - x
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We can solve this problem by simply using ratio and
proportion. Let us call the height of the flagpole to be X. Therefore the ratio
and proportion would be:
3 ft is to 4 ft and X ft is to 72 ft
3 / 4 = X / 72
X = (3 / 4) * 72
X = 54 ft
<span>The height of the flagpole is 54 ft.</span>
Answer:
c: between 10 and 11
Step-by-step explanation:
The root of 112 is 10.58 which is between the number 10 and 11
From all those aforementioned, the true statement is: Thanh’s grade is 2.5 standard deviations below the mean of the test grades.