A jar contains 125 marbles. Given 6% of the marbles are green, 6% of the marbles are blue, and the rest are red, how many red marbles are in the jar?
math
math
2 Answers
Feb 27, 2018
Red Marbles
Explanation:
Given -
Total Number of Marbles
Green Marbles
Blue Marbles
Read Marbles
Green Marbles
Blue Marbles
Red Marbles = Total Number of Marbles -[Number of Green Marbles + Number of Blue Marbles]
Red Marbles
Red Marbles
Feb 27, 2018
Explanation:
#"consider 125 marbles to represent "100%#
#"then subtracting the percent of green/blue marbles"#
#"that is "100-6-6=100-12=88%larrcolor(red)"red marbles"#
#88%" of the marbles are red"#
#rArr88/cancel(100)^4xxcancel(125)^5=cancel(88)^(22)/cancel(4)^1xx5=5xx22=110#
#rArr"there are 110 red marbles in the jar"#