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irina1246 [14]
3 years ago
9

Of the $2400 Mr Calvin earned, he spent 3/8 on food, 1/3 on taxes and 1/6 on other expenses. Find out how much all this is in do

llars. Then find out how much he saved.
Mathematics
1 answer:
sattari [20]3 years ago
7 0

Answer: $300

Step-by-step explanation:

Mr. Calvin earned  \$2400

He spent  \frac{3}{8} on food i.e.

\Rightarrow \dfrac{3}{8}\times 2400=\$900

\dfrac{1}{3}\quad \text{on taxes i.e.}\\\\\Rightarrow \dfrac{1}{3}\times 2400=\$800

\dfrac{1}{6}\ \text{on other expenses i.e.}\\\\\Rightarrow \dfrac{1}{6}\times 2400=\$400

Remaining money = 2400-900-800-400=\$300

So, he saved $300 after expenses

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A rectangular block of metal is 0.24 m long, 0.19 m wide and 0.15 m high. If the metal block is melted to form a cube, find the
DanielleElmas [232]
<h3>Answer: approximately 0.19 meters long</h3>

The more accurate value is 0.18982439916059 but this value isn't exact

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

Explanation:

The volume of this rectangular block is 0.24*0.19*0.15 = 0.00684 cubic meters.

If we had a cube of this volume, then it has some side length x such that x^3 = 0.00684

Apply the cube root to both sides. This is the same as raising both sides to the 1/3 power

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The side length of the cube is approximately 0.19 meters long

7 0
3 years ago
Write the verbal sentence as an equation. Then solve.
Juli2301 [7.4K]

Answer:

\frac{x}{-8} = 7

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Step-by-step explanation:

This is the type of problem that you just have to do a bunch of times until you get it right -- I don't think there's anything I can tell you that'll help you immediately. Ask for your teacher for more exercises of this sort or look it up online.

Good luck!

5 0
2 years ago
Read 2 more answers
Solve for x: −2x − 4 &gt; 8
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step 1) -2x-4>8               add the 4 over to move any constants over to the                         +4 +4              other side.
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step 2) x< -6                 Divide out the -2 to isolate x, however, keep in mind,                                      when you divide or multiply over any negative                                                   number, you must also remember to flip the inquality                                      sign.


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3 years ago
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2 years ago
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Plz help.
zvonat [6]
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the variant A.$40.00
5 0
2 years ago
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