PSLESimon had a number of rings for sale. He sold a total of 616 rings on Thursday and Friday. On Saturday, he sold
14 of the remainder. He was left with 9% of the rings he had at first. How many rings did he have at first?
Thursday |
Friday |
Remainder |
616 |
Saturday |
Left |
|
|
1 u |
3 u |
88%
|
3% |
9% |
Fraction of the remainder left
= 1 -
14 =
34Percent of total rings sold on Saturday
= 9% ÷ 3
= 3%
Percent of total rings sold on Thursday and Friday
= 100% - 9% - 3%
= 88%
88% = 616
1% = 616 ÷ 88 = 7
Total number of rings at first
= 100%
= 100 x 7
= 700
Answer(s): 700