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stira [4]
2 years ago
14

Find the surface area of the following cylinder. Round your answers to the nearest tenth.

Mathematics
1 answer:
Katarina [22]2 years ago
5 0

Answer: 628

Step-by-step explanation:

2πr^2+2πrh

2(3.14)(5)^2+2(3.14)(5)(15)

2(3.14)(25)+2(3.14)(75)

2(78.5)+2(235.5)

157+471

628

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I need help will mark brainliest
romanna [79]

Answer:

A. -8

B. -8

C. 20

Step-by-step explanation:

5 0
2 years ago
Sales tax in one state is 9%. What is the amount of tax on a $30.95 purchase?
Mars2501 [29]

Answer:

27850

Step-by-step explanation:

9/100 = x/30.95

9 x 30.95 = 278.5

278.5 x 100

3 0
3 years ago
Help pls , will give brainliest!
m_a_m_a [10]
<h3>Answer:  6</h3>

=======================================

Work Shown:

1 liter = 1000 mL

3 liters = 3000 mL

I multiplied both sides by 3.

Divide that result over 500 to get 3000/500 = 6

So she'll need to buy 6 cartons.

-------

You could also solve like this:

(1 carton)/(500 mL) = (x cartons)/(3000 mL)

1/500 = x/3000

1*3000 = 500*x ... cross multiply

3000 = 500x

500x = 3000

x = 3000/500 .... dividing both sides by 500

x = 6

6 0
3 years ago
Find the difference between the simple interest and compound interest on RS 2500 for 2 years at 4% per annum, compound interest
Elenna [48]

Step-by-step explanation:

Given P=Rs.2,500,r=4%, N=2

CI=P(1+

100

R

)

2

−P=2,500(1+

100

4

)

2

−2,500=2,500(

100

2

104

2

−1)=

10,000

2,500×816

=Rs.204

SI=

100

P×T×R

=

100

2,500×4×2

=Rs.200

Difference=Rs.4

7 0
2 years ago
Jake ate 4½ pounds of candy during the week after Halloween. How much candy did he eat per day on average.
ElenaW [278]

Answer: 9/14 of a pound each day.

Step-by-step explanation:

We can convert the mixed fraction into an improper fraction:

4 1/2 → 9/2

Now we divide by 7, since there are 7 days in a week:

9/2 ÷ 7

When we divide, by a number, it can be placed in the denominator:

9/2*7 = 9/14

There's no other way to simplify it, so that's our final answer.

8 0
2 years ago
Read 2 more answers
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