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NARA [144]
4 years ago
13

Megan baby-sat this weekend. She earned $12 an hour plus an additional $32. If she made a total of $140, how long did she work f

or?
Mathematics
1 answer:
ololo11 [35]4 years ago
6 0
Pretty sure it’s 9 hours
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3 years ago
A car travels 1/6 of the distance between two cities in 3/5 of an hour. At this rate, what fraction of the distance between the
Delvig [45]

<u>Answer:</u>

\frac{5}{18}

<u>Step-by-step explanation:</u>

Distance traveled by a car between two cities = 1/6 distance

Time taken to travel between the two cities = 3/5 hours

Therefore, to find how much of the distance the car can travel in 1 hour, we need to divide the given distance by the given time to get:

(\frac{1}{6}) ÷ (\frac{3}{5})

Change the later fraction to its reciprocal to solve:

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3 years ago
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qaws [65]

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Step-by-step explanation:

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ax²+bx+c=0

\displaystyle x_v=-\frac{b}{2a}  \\\\  Where :\\\\ y_v- maximum \ \  income \\\\ y_v=a(x_v)^2+bx_v+c \\\\ Then \ in \ \ our \ \ case : \\\\ -4p^2+1200p =0 \\\\ x_v=-\frac{1200}{-4\cdot 2} =150 \\\\  y_v=-4\cdot (150)^2+150\cdot 1200 \\\\ y_v=150\cdot 1200-150\cdot 600 \\\\ y_v=600\cdot 150=\bf 9000 \

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3 years ago
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Beth runs 160 miles.
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victus00 [196]

Answer:

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Step-by-step explanation:

if you take the fraction 3/12 and divide it by 3 on both sides, you get the remaining fraction 1/4

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3 years ago
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