Question

A radio was sold for $15·00 at a profit of 20%. What was the coast price ?

Answer 1

Answer:

well

here

sp is 15

p is 20 then

co is sp - 20 p.c. of cp

Answer 2

Answer:

20% = 1/5

if cp is 5 then sp is 6 so the cost price would be 15/6*5 12.5

ans is $12.5