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Genrish500 [490]
3 years ago
11

Three-sevenths of a number is 21. Find the number.

Mathematics
1 answer:
expeople1 [14]3 years ago
4 0

Answer:

the number is 49

Step-by-step explanation:

please mark me brainly please!!!

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A landing pad for a helicopter is in the shape of a circle with a radius of 7 meters. Which of the following is closest to the a
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The approximate value of the area is 153.86\ m^{2}

Step-by-step explanation:

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Find the approximate value

assume \pi=3.14

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