Question

calculate the ratio of purchasing price and selling price,
if there û a loss of 15%.​

Answer 1

Answer:

20:17

Step-by-step explanation:

loss% = 15%

sp= cp(1-loss)

sp=cp×(1-0.15) = cp×0.85

cp 1 100 20

__ = ____ = ____ = ___

sp 0.85 85 17

cp:sp= 20 : 17

hope this helps