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Volgvan
3 years ago
10

Denise has $78.22. she wants to buy a computer that cost $29.99. about how much money will denise has left

Mathematics
1 answer:
blsea [12.9K]3 years ago
8 0
Denise has $50 left.
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The radius of a circle is 1 foot. What is the circle's area?
nikdorinn [45]

Answer:

3.14ft²

Step-by-step explanation:

Area of a circle= πr²

= 3.14 x 1²

= 3.14 x 1

= 3.14 ft²

8 0
3 years ago
The ratio of the heights of two similar cylinders is 1:3. If the volume of the smaller cylinder is 67cm^3, find the volume of th
Darina [25.2K]

Answer:

  • 1809 cm³

Step-by-step explanation:

<u>Given the scale factor:</u>

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Since the cylinders are similar, the other dimensions should have same scale factor of 1/3.

<u>The volumes are:</u>

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<u>Ratio of volumes is the cube of the scale factor, as the volume is the product of 3 dimensions:</u>

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  • x = 67*27
  • x = 1809 cm³

7 0
3 years ago
Read 2 more answers
Josef has 35 square feet of tiles. He cuts 15 of those tiles in half. How many square feet of tiles does Josef have now? Explain
Tanya [424]

Answer:

50

Step-by-step explanation:

35 +15 =50  15 dived by 2 = 7.5 x 2 =15 + 35 = 50

7 0
3 years ago
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A statement with the word "per" is always a unit rate. true/false​
11111nata11111 [884]

Answer:

True

Step-by-step explanation:

The definition of per is for each. Per is used with units to express a rate.

3 0
2 years ago
9 4/5 - 2 3/10= write in simplest form
Solnce55 [7]
Can you post your middle school questions in the middle school area...

9 4/5 - 2 3/10 = X
9 8/10 - 2 3/10 = X
7 5/10 = X
7 1/2 is simplest form
7 0
3 years ago
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