Question

Ball peint pens were sold at a
loss of 20% If they had been
sold at 70, there would
have been a gain of 10/3%.
find the cost
price.​

Answer 1

Answer: 81.3

Step-by-step explanation:

Pens have been sold at 20%

If the pens are sold at 70, gain is 10/3 % i.e 3.33%, so the selling price is 103.33%

So the cost of pen is 70 x 100/103.33 = 67.74

Selling price = 67.74 *120% = 81.3