Mathematics, 23.03.2020 03:49 katlynnschmolke
Over the last three evenings, Rita received a total of 91 phone calls at the call center. The third evening, she received 2 times as many calls as the first evening.
The second evening, she received 5 fewer calls than the first evening. How many phone calls did she receive each evening?
Answers: 3
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What is the rate of change of a line that passes through (2,-5) and (6,-2)?
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Mathematics, 21.06.2019 21:00
Ariana starts with 100 milligrams of a radioactive substance. the amount of the substance decreases by 20% each week for a number of weeks, w. the expression 100(1−0.2)w finds the amount of radioactive substance remaining after w weeks. which statement about this expression is true? a) it is the difference between the initial amount and the percent decrease. b) it is the difference between the initial amount and the decay factor after w weeks. c) it is the initial amount raised to the decay factor after w weeks. d) it is the product of the initial amount and the decay factor after w weeks.
Answers: 1
Mathematics, 21.06.2019 22:30
Maria found the least common multiple of 6 and 15. her work is shown below. multiples of 6: 6, 12, 18, 24, 30, 36, 42, 48, 54, 60, . . multiples of 15: 15, 30, 45, 60, . . the least common multiple is 60. what is maria's error?
Answers: 1
Over the last three evenings, Rita received a total of 91 phone calls at the call center. The third...
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