subject
Mathematics, 09.12.2019 21:31 katemsoo

Eric starts with 10 milligrams of a radioactive substance. the amount of the substance
decreases by each week for a number of weeks, w. he writes the expression
10(1)" to find the amount of radioactive substance remaining after w weeks.
andrea starts with 1 milligram of a radioactive substance. the amount of the substance
decreases by 20% each week for a number of weeks, w. she writes the expression
(1 – 0.2)" to find the amount of radioactive substance remaining after w weeks.
use the drop-down menus to explain what each part of eric's and andrea's
expressions mean.

ansver
Answers: 2

Another question on Mathematics

question
Mathematics, 21.06.2019 16:00
What kind of bond pays interest which is exempt from tax?
Answers: 1
question
Mathematics, 21.06.2019 16:00
Afurniture manufacturer produces chairs and sofas. each chair requires 10 yards of fabric, and each sofa requires 20 yards of fabric. the manufacturer has 300 yards of fabric available. to fulfill orders, the number of sofas must be at least twice the number of chairs. let x be the number of chairs and y the number of sofas. which inequalities are described in the problem? check all of the boxes that apply
Answers: 2
question
Mathematics, 21.06.2019 19:30
Kendra had twice as much money as kareem. kendra later spent $8 and kareem earned $6. by then,the two had the same amount of money. how much money did each have originally?
Answers: 1
question
Mathematics, 21.06.2019 19:40
Given the sequence 7, 14, 28, 56, which expression shown would give the tenth term? a. 7^10 b. 7·2^10 c. 7·2^9
Answers: 1
You know the right answer?
Eric starts with 10 milligrams of a radioactive substance. the amount of the substance
decreas...
Questions
question
Advanced Placement (AP), 26.08.2019 17:50
question
Computers and Technology, 26.08.2019 17:50
Questions on the website: 13722367