Kimberly had some pomegranate and apple face masks.
16 of them were pomegranate. She gave away
13 of the pomegranate face masks and
13 of the apple face masks. In the end, she had 132 pomegranate and apple face masks altogether. How many apple face masks did Kimberly have at first?
| |
Pomegranate face masks |
Apple face masks |
Total |
Comparing pomegranate and apple face masks
at first |
1x3 =
3 u |
5x3 =
15 u |
6x3 =
18 u |
Before |
3 u |
3x5 =
15 u |
|
Change |
- 1 u |
- 1x5 =
- 5 u |
|
After |
2 u |
2x5 =
10 u |
|
The number of apple face masks at first is repeated. Make the number of apple face masks the same. LCM of 5 and 3 is 15.
Total number of face masks in the end
= 2 u + 10 u
= 12 u
12 u = 132
1 u = 132 ÷ 12 = 11
Number of apple masks at first
= 15 u
= 15 x 11
= 165
Answer(s): 165
