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ad-work [718]
3 years ago
5

A swimming pool has to be drained for maintenance. The pool is shaped like a cylinder with a diameter of 5 m and a depth of 1.7

m. Suppose water is pumped out of the pool at a rate of 12 m3 per hour. If the pool starts completely full, how many hours will it take to empty the pool?
Mathematics
1 answer:
Kitty [74]3 years ago
4 0

Answer:

2.78hrs

Step-by-step explanation:

Volume of water in the pool =πr2h

V = 3.142 * 2.5² *1.7

V = 33.38m³

Emptying the pool out at 12m³ per hour

= 33.38/12

= 2.78hrs

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GuDViN [60]

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zheka24 [161]
Pam and her brother both open savings accounts.  Each begin with a balance of zero dollars.  For every two dollars that Pam saves in her account, her brother saves five dollars in his account.
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3. Record the equivalent ratio. :
 
4. Create another possible ratio that describes the relationship between the amount of money in Pam’s account and the amount of money in her brother’s account.  Answers will vary.  :, :, etc.
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3 years ago
Answer for 17 please???????????
uranmaximum [27]

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If angle 5 measures 150 degrees, what is the measure of angle 6?
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