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Lesson 6 of 7 · Single pie (percent/degree)

Percent change

DI: Pie Charts · for IPMAT Indore, IPMAT Rohtak and JIPMAT · asked in JIPMAT 2023

The exam method

  1. Changes on several sectors. add the changes in share points (A +50% of 45 = +22.5; E +10% of 22 = +2.2; total +24.7%).

Worked examples

Example 4Easy

Brand A has 45% of sales and B 15%. Next year A falls 10% and B rises 10%; the others stay the same. Change in total sales?

Watch out

  • Base of a change: "B is what percent more than A" divides by A's share.
  • Degrees as percent: convert with 3.6 before you compare with a percentage option.

Picked from the Single pie (percent/degree) note for this micro-concept automatically. The whole note: Single pie (percent/degree).