3 years ago

Partial products and regrouping diferences

Mathematics

1 answer:

Maslowich3 years ago

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It takes 3men 5 hours to repair a road.how long will it take 5 men to do the job if they work at the same rate

Ksju [112]

Answer:

3 hours

Step-by-step explanation:

3 Men-5 hours

5 men-?

1 man-3×5= 15 hours

therefore 5 men =15÷5= 3 hours

7 0

3 years ago

Read 2 more answers

The cost of a car rental is $35 per day plus 21 cents per mile. You are on a daily budget of $98. Write and solve an inequalit

erma4kov [3.2K]

Let x = mileage
98 >= 35 + .21x
Solving for x:
98 >= 35 + .21x
63 >= .21x
300 >= x
.
This says that if the total mileage is 300 miles or less he will be within his budget.

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2 years ago

Melanie invested $9,800 in an account paying an interest rate of 4.5 compounded quarterly. Amelia invested $9,800 in an account

Zolol [24]

Answer:

$13,082.60 more

Step-by-step explanation:

Melanie:

$A=P(1+\frac{r}{n})^(20)\\ A=9800(1+\frac{.045}{4})^(20)\\A=$12,257.36$

Amelia:

$A=Pe^(rt)\\A=9800e^(.0475*20)\\A=$25,339.95$

Amelia-Melanie= $13,082.60

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2 years ago

Triangle MPT with NR || MT is shown below the dimensons are in centimeters which measurements is closest to the length of RT in

svlad2 [7]

Step-by-step explanation:

do u have like a photo or sum to explain it better

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2 years ago

How does writing an equation help you solve a problem?

vredina [299]

So you wont forget what you wrote and it helps you to figure out the problem. I hope this helps.

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3 years ago