Answers

2014-12-04T23:14:08+08:00
200/100
=2

Book 1= 200 + 2(20) = 200 + 40
= P240

Book 2= 200 - 2(20) = 200 - 40
= P160
0
2014-12-05T10:59:14+08:00
Divide the total by 2

200/2

100

Book 1

100 + 20  ||| +20%

100 + 20

P120

Book 2

100 - 20 ||| -20%

100 - 20

P80

Add both

120 + 80

P200

I hope it helps
0