The number of apricot tarts Vaidev baked was
25 of the total number of tarts. After baking another 20 apricot tarts, the number of apricot tarts became
23 of the total number of tarts. How many tarts did she bake at first?
| |
Apricot tarts |
Other tarts |
Total tarts |
| Before |
2 u |
3 u |
5 u |
| Change |
+ 20 |
|
|
| After |
2x3 =
6 u |
1x3 =
3 u |
3x3 =
9 u |
The number of other tarts remains unchanged. Make the number of other tarts the same. LCM of 3 and 1 is 3.
Number of more apricot tarts baked
= 6 u - 2 u
= 4 u
4 u = 20
1 u = 20 ÷ 4 = 5
Number of tarts that Vaidev baked at first
= 5 u
= 5 x 5
= 25
Answer(s): 25
