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fgiga [73]
3 years ago
12

Ann and Joe’s father donated $3 for every lap they swam in a swim-a-thon. Ann swam 21 laps, and Joe swam 15 laps. Find the amoun

t of money their father donated.
Mathematics
1 answer:
DIA [1.3K]3 years ago
5 0
Step 1: Find the total number of laps that Ann and Joe did.

Ann: 21 laps
Joe: 15 laps
Total: 21 laps + 15 laps = 36 laps

Step 2: Multiply each lap swam by $3.

36 x $3 = $108

Their father donated $108.
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Answer:

3a. yes

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3c. 600 mi

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Step-by-step explanation:

3a: if you divide the y by the x, you'd get 75 everytime, meaning it's proportional.

3b: y would equal the amount of inches multiplied by 75, so y=75x

3c: you can use the equation and substitute the x for 8, so y=75(8), giving you 600 miles

3d: you can also use the equation in reverse, if the actual miles is 750, then this is your y, so it would look like 750=75x and to solve you'd divide, 750/75, giving you 10 inches

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VladimirAG [237]

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Step-by-step explanation:

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6 hours = 16 lawns

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mixas84 [53]

Draw arcs on either side of a given point on the line

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Learn more here: brainly.com/question/929137

7 0
3 years ago
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larisa86 [58]

Answer:

111

Step-by-step explanation:

It is given that the student to faculty ratio at a small college is 17:3.

Let number of students and faculty members are 17x and 3x respectively.

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Therefore, there are 111 faculty members at the college.

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