Mathematics, 28.10.2020 03:50 freemankellie
The amount of concrete, c, needed to make a walkway around a circular swimming pool varies directly as the square of the diameter, d, of the pool. Which statement is true?
A.
If the diameter of the pool is doubled, the amount of concrete needed is multiplied by 2.
B.
If the diameter of the pool is doubled, the amount of concrete needed is multiplied by 4.
C.
If the diameter of the pool is halved, the amount of concrete needed is multiplied by 2.
D.
If the diameter of the pool is halved, the amount of concrete needed is multiplied by 4.
Answers: 3
Mathematics, 21.06.2019 21:50
Aparticular telephone number is used to receive both voice calls and fax messages. suppose that 25% of the incoming calls involve fax messages, and consider a sample of 25 incoming calls. (a) what is the expected number of calls among the 25 that involve a fax message?
Answers: 1
Mathematics, 21.06.2019 23:20
The cost of turkey is directly proportional to its weight. if a 12-pount turkey costs $27, how much does a 13-pound turkey cost? a. $33.75 b. $36.00 c. $31.00 d. $32.50
Answers: 1
Mathematics, 22.06.2019 00:30
The mean average cost of standard room per night at a hostel is ? 20.60. therefore, how much does a standard room cost per night at night-time rest days?
Answers: 1
The amount of concrete, c, needed to make a walkway around a circular swimming pool varies directly...
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