PSLECaden had a number of rings for sale. He sold a total of 765 rings on Thursday and Friday. On Saturday, he sold
15 of the remainder. He was left with 12% of the rings he had at first. How many rings did he have at first?
Thursday |
Friday |
Remainder |
765 |
Saturday |
Left |
|
|
1 u |
4 u |
85%
|
3% |
12% |
Fraction of the remainder left
= 1 -
15 =
45Percent of total rings sold on Saturday
= 12% ÷ 4
= 3%
Percent of total rings sold on Thursday and Friday
= 100% - 12% - 3%
= 85%
85% = 765
1% = 765 ÷ 85 = 9
Total number of rings at first
= 100%
= 100 x 9
= 900
Answer(s): 900