Question

If+cost+price+of+25+books+is+equal+to+the+selling+price+of+20+books+,+calculate+the+gain+or+loss+percent.(please+solve+it+quickly+.)

Answer 1

Answer:

20 % gain

Step-by-step explanation:

cp of 25 books  = sp of 20 books

if cp of 1 book is 4, 25 books is 100

sp of 1 book is 5 ,20 books is 100

25 - 20 /25 *100 = 20