subject
Mathematics, 07.11.2019 18:31 isabelibarra6370

Grace starts with 100 milligrams of a radioactive substance. the amount of the substance decreases by 14 each week for a number of weeks, w. she writes the expression 100(14)w to find the amount of radioactive substance remaining after w weeks.

ryan starts with 1 milligram of a radioactive substance. the amount of the substance decreases by 40% each week for a number of weeks, w. he writes the expression (1 – 0.4)w to find the amount of radioactive substance remaining after w weeks.

use the drop-down menus to explain what each part of grace’s and ryan’s expressions mean.

ansver
Answers: 2

Other questions on the subject: Mathematics

image
Mathematics, 21.06.2019 20:30, natebarr17
The interior angles formed by the side of a hexagon have measures of them up to 720° what is the measure of angle a
Answers: 2
image
Mathematics, 21.06.2019 21:00, Kekkdkskdkdk
Out of $20$ creepy-crawly creatures in a room, $80\%$ are flies and $20\%$ are spiders. if $s\%$ of the total legs belong to spiders, what is $s$?
Answers: 2
image
Mathematics, 21.06.2019 21:00, arizmendiivan713
*let m∠cob = 50°30’, m∠aob = 70° and m∠aoc = 20°30’. could point c be in the interior of ∠aob? why?
Answers: 1
image
Mathematics, 22.06.2019 00:00, unkown77
Let u = {q, r, s, t, u, v, w, x, y, z} a = {q, s, u, w, y} b = {q, s, y, z} c = {v, w, x, y, z}. list the elements in the set. a ∩ (b ∪ c)a) {q, s, w, y}b) {q, y, z}c) {q, s, u, w, y, z}d) {q, r, w, y, z}
Answers: 1
You know the right answer?
Grace starts with 100 milligrams of a radioactive substance. the amount of the substance decreases b...

Questions in other subjects: