Lesson 4 of 4 · Two pies / pie + table
Change between pies
DI: Pie Charts · for IPMAT Indore, IPMAT Rohtak and JIPMAT
The exam method
- Changes. new amount = old share x old total x (1 + rate); never apply the rate to the share alone.
Worked examples
Example 1Easy
In 2022, 400 movies, 15% thrillers. In 2023, 500 movies, 12% thrillers. Change in the number of thrillers?
Solution: no change. 60 and 60.
Picked from the Two pies / pie + table note for this micro-concept automatically. The whole note: Two pies / pie + table.