Martin will earn $350 for 28 hours of work.
Step-by-step explanation:
Given,
Amount earned in 7 hours = $87.50
Ratio of time to amount earned = 7:87.50
Let,
x be the amount earned in 28 hours.
Ratio of time to amount earned = 28:x
Using proportion;
Ratio of time to amount earned :: Ratio of time to amount earned
Product of mean = Product of extreme
Dividing both sides by 7
Keywords: ratio, proportion
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Answer:
I think it is 20 8/12
i don'y know what to put here
-6 + 4 = -2
I know.
B. Quadratic
1 Simplify brackets.
-3,9=-3,9,-3,-5−3,9=−3,9,−3,−5
2 Since -3,9=-3,9,-3,-5−3,9=−3,9,−3,−5 is false, there is no solution.
No Solution
Done