Question

Increase 20 by 20%,
10
400
Decrease 25 by 20%,
10
20
30
40

please answer these two questions​

Answer 1

Answer:

Are in Explaination

Step-by-step explanation:

20 by 20%

=24

100

=120

400

=480

25 by -20%

=20

10

=8

20

=16

30

=24

40

=32