Mathematics, 04.10.2019 21:00 onlyceleste2430
In a classroom, the average weight of 20 students is 148 pounds.
if the average weight of the 15 boys in the class is 150 pounds,
then what is the average weight, in pounds, of the 5 girls in the
class?
f. 128
g. 132
h. 142
j. 154
k. 156
Answers: 2
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What does it mean by solve the exponential equation for x?
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12. the amount of money in a bank account decreased by 21.5% over the last year. if the amount of money at the beginning of the year is represented by βn', write 3 equivalent expressions to represent the amount of money in the bank account after the decrease?
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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(1β0.2)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.
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Mathematics, 22.06.2019 03:00
Determine if the sequence is arithmetic or geometric. then identify the next term in the sequence. 0.2, 1, 5, 25, . . group of answer choices arithmetic; 75 geometric; 75 arithmetic; 125 geometric; 125
Answers: 1
In a classroom, the average weight of 20 students is 148 pounds.
if the average weight of the...
if the average weight of the...
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