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Karolina [17]
3 years ago
10

it takes ahmed 20 hours to rake the front lawn while his brother, jeff, can rake the lawn in 16 hours. how long will it take the

m to rake the lawn working together
Mathematics
1 answer:
elena-14-01-66 [18.8K]3 years ago
7 0

Answer:

36 hours

Step-by-step explanation:

20+16= 36

0+6=6

10+20=30

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HELP ITS SOO HARD also can you please explain how to get the answer to where a dummy can understand cuz well I’m a dummy
Ksenya-84 [330]

Answer:

244.92 square inches

Step-by-step explanation:

You just have to fill in the formula with the information they gave you.

They gave you the diameter for base circle so you divide that number in half to get the radius which is what you need for the formula represent as "r".

r=3

h=10

and you know pi is 3.14

so just plug in the numbers.

SA=2x3.14x3^2+2x3.14x3x10

SA=6.28x9+6.28x30

SA=56.52+188.4

SA=244.92

7 0
3 years ago
Simplify.<br><br> x + (7 + 14x)<br><br> 15 x + 7<br> 21 x<br> 22 x<br> 21 x + 1
Gala2k [10]

Answer:

15x+7

Step-by-step explanation:

x+7+14x

x+14x+7

15x+7

6 0
3 years ago
Jamie wants to run 2 3/4 miles today. He has already run 1 1/4 miles. How much farther must he run to reach his goal?
GaryK [48]
Working out:
2 3/4 ー 1 1/4 = 1 2/4 = 1 1/2

Answer:
He needs to run 1 1/2 more miles.
4 0
3 years ago
Read 2 more answers
One more... and ill be out of yalls hair.
Zarrin [17]
Awnser:69
I had this question a few minutes ago, that’s funny
7 0
2 years ago
Need help as fast as possible will mark brainliest
MissTica

Answer:

Option C. is correct choice.

Step-by-step explanation:

20\pm 0.1\:^{\circ}\:C

Regards: Umer

6 0
2 years ago
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