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lord [1]
2 years ago
5

How many liters of 70% alcohol solution and 30% alcohol solution must be mixed to obtain 8 liters of 60% alcohol solution?

Mathematics
1 answer:
vfiekz [6]2 years ago
8 0
A Hi complete the table shown with an expression need to solve the problem and solve in
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A water storage tank has a cylindrical shape. The base has a diameter of
devlian [24]

Answer:

Rounded to the nearest cubic unit, the tank can hold 8,139 cubic meters of water.

Step-by-step explanation:

Given that a water storage tank has a cylindrical shape, and the base has a diameter of 18 m and the tank is 32 m high, to determine how much water can the tank hold, the following calculation must be performed, knowing that the volume of a cylinder is obtained by multiplying the number pi by the radius squared of the cylinder, and this result by its height:

V = Pi x (radius x radius) x height

Radius = 1/2 diameter = 9

V = 3.14 x (9 x 9) x 32

V = 3.14 x 81 x 32

V = 254.34 x 32

V = 8,138.88

Thus, rounded to the nearest cubic unit, the tank can hold 8,139 cubic meters of water.

7 0
3 years ago
A personal trainer designs exercise plans based on a combination of strength-training and aerobic exercise. A beginner plan has
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The answer is A...................
5 0
3 years ago
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Andy has an hour to study for French exam. It takes him five minutes to write a practice essay and six minutes to review the voc
Vitek1552 [10]

Answer: Andy can review 5 vocabulary lessons (30 minutes) and write 6 practice essays (30 minutes). Before his French Exam.

I almost did 7 minutes per practice essay ^^’

Step-by-step explanation:

I don’t really know how to do math much. But all I did was add 5 till I got to 30, then I added 6 to that until I got 60

Hope this helped

EDIT: Idk if this was right so,,,,

4 0
3 years ago
Translate 1 hundreds 4 ones 2 tens and 1 tenths
Kisachek [45]
The translated answer would be 124.1

8 0
3 years ago
3+5<br> 17- 70<br> 5+15<br> 2x+5 <br> Find the value of each angle?.
Maslowich

Answer:

8

53

20

19

Step-by-step explanation:

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3 years ago
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