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Nostrana [21]
2 years ago
7

I need help please?!!!!

Mathematics
1 answer:
taurus [48]2 years ago
4 0

The multiplicative inverse of a number x is a number y such that their product xy is 1.

So, we want a number such that

10\cdot x = 1

Divide both sides by 10:

x=\dfrac{1}{10}

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2918+49<br> Which numbers should be used?<br><br> The estimated quotient is?
NNADVOKAT [17]

Answer: Use all numbers to add.

2918+49=2967

Estimated.... 2918+49 ≈ 3050

Hope this helps you out.

6 0
3 years ago
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160% of what number is 144
givi [52]

Step-by-step explanation:

Let the number be x

160% of x=144

160x \div 100 = 144

then we cross multiply

160x = 100 \times 144

160x = 14400

divide both sides by 160

160x \div 160 = 14400 \div 160

x = 90

therefore the number is 90

6 0
2 years ago
Rachel really wants to purchase a new skateboard and her mother has agreed to give her a weekly allowance that she can save unti
Slav-nsk [51]

Answer:

Step-by-step explanation:

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I dont understand what the second one is asking so sorry dude but I think that's right

4 0
3 years ago
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Add 8/9+4/9 and Simplify the answer and write as a mixed number.
Galina-37 [17]

Answer:

1 1/3

Step-by-step explanation:

7 0
3 years ago
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What is the volume of a cylinder, in cubic inches, with a height of 5 inches and a base diameter of 14 inches?
True [87]

Answer:

770 cubic inches (769.69)

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V = πr^{2}h

r = d/2 = 14/2 = 7 inches

h = 5 inches

V = π * 7^{2} * 5 ≈ 769.69 ≈ 770 cubic inches

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3 years ago
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