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3 years ago

Please need help thank

Mathematics

1 answer:

olga nikolaevna [1]3 years ago

7 0

Answer:

2.25

Step-by-step explanation:

6 · 3/8 = 18/8 = 2.25

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A company is going to make an oil container in the shape of a cylinder. As shown below, the container will have a height of 7m a

olga2289 [7]

Step-by-step explanation:

For oil container in the shape of a cylinder

radius (r) = 6 m

height (h) = 7 m

TSA of Cylinder

= 2πr ( r + h)

= 2 * 3.14 * 6 ( 6 + 7)

= 2 * 3.14 * 6 (13)

= 2 * 3.14 * 6 * 13

= 489.84 square meter

Now,

the total cost of the steel will be $18,613.92.

= 18613.92/489.84

= $38

Thus, The TSA of a cylinder is 489.84 square meter and $38 will the steel cost per square meter.

5 0

3 years ago

WILL GIVE BRAINLIEST

Reika [66]

50.1 is the answer hope this helps and please GIVE ME BRAINIEST and add me as a friend. 86.9-36.8=50.1

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3 years ago

7x 2 +5x+16=2x^2 +18 to the nearest tenth.

ollegr [7]

Answer:

the answer is 0

Step-by-step explanation:

7 0

3 years ago

Tell me what to put in each group.

erastova [34]

Answer:

{-6 , 7 , 1} {9 , -3 , -4} {5 , -8 , 4} --- 2, 2, 1

Step-by-step explanation:

Number 1: {-6 , 7 , 1} {9 , -3 , -4} {5 , -8 , 4} --- 2, 2, 1

Number 2: {-6 , -3 , 9} {4 , 7 , -8} {5 , 1 , -4} --- 0, 3, 2

Number 2: {-4 , 5 , 1} {7 , 4 , -8} {-6 , -3 , 9} --- 2, 3, 0

4 0

3 years ago

a shopkeeper sold a pen at loss of 20%. if he had sold it for rs 10 more, he would have gain 5%.find the cost price of pen

AlexFokin [52]

Rs 200
since the questions states that if he sold it for 10 more, he would have gained 5%, 10=5%
1%=2
100%=200

8 0

3 years ago