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Elena L [17]
3 years ago
15

Mike has 12 red marbles. He has twice as many blue marbles as red marbles and 3 times as many yellow marbles as red marbles. San

dy said that Mike has 72 marbles in all.
Which statement is true?




A.
Sandy is correct.

B.
Sandy is not correct.
Mike has 24 marbles in all.

C.
Sandy is not correct.
Mike has 36 marbles in all.

D.
Sandy is not correct.
Mike has 48 marbles in all.
Mathematics
2 answers:
lana66690 [7]3 years ago
7 0
The answer should be A.
Mariulka [41]3 years ago
3 0
Ok well, first of all, you must do 12 x 2 because if Mike has twice as many of red marbles, (12 red) then you must multiply that by 2. So 12 x 2 is 24! Then Mike has 3 times as many of yellow marbles, so you do 24 x 3, which is 72! So the answer is A, Sandy is correct. Hope this helps! :)
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harkovskaia [24]
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7 0
3 years ago
A rectangle has an area of 0.24 of a square. What are some possibility for the length and width of the rectangle? Tell why
VLD [36.1K]

Answer:

<h3>The possibilities of length and width of the rectangle are </h3><h3>x=1, y=0.24;</h3><h3>x=0.5, y=0.48;</h3><h3>x=0.25, y=0.96;</h3><h3>x=2, y=0.12</h3>

Step-by-step explanation:

Given that the area is 0.24 square meter

The area of a rectangle is given by

Area=length\times width square units

Let x be the length and y be the width.

Since the area is 0.24 square meter, we have the equation:

Area=x\times y = 0.24, with x and y measures in meters

If we want to know some possibilities of x and y, we can assume a value for one of them, and then calculate the other one using the equation.

Now choosing some values for "x", we have:

Put x = 1

1\times y = 0.24

∴ y = 0.24

Now put x = 0.5 we get

0.5\times y = 0.24

∴ y = 0.48

Put  x = 0.25

0.25\times y = 0.24

∴ y = 0.96

Put x = 2

2\times y = 0.24

∴ y = 0.12

8 0
3 years ago
Read 2 more answers
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Step-by-step explanation:

4^m * 4^2 = 12

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4 0
4 years ago
What percentage of the surface area of the Ottoman is green
ruslelena [56]
Total Area = r² π + 2 r h π = 6² π + 2 * 6 * 14 π = 204 π in²
Green Area = 2 * 6 * 8 π = 96 π in²
204 π ---------------100 %
96 π ----------------- x %
---------------------------------
x = ( 96 * 100 ) / 204 = 47.0588 ≈ 47.1
Answer:
<span>About 47.1 % of the ottoman is green ( not including the bottom ).

hope this helped (:</span>
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3 years ago
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