(b) Heera sold a pen at the loss of 15%. Had she sold it in Rs. 3 more, she should have 5% profit. What would be the cost price of the pen? Find it.

Cost price of the bat is 400 Rs.

Step-by-step explanation:

let the cost price of the bat is x Rs.

he had sold it at 15 % of loss or 85% of cost price

So, 85x/100 + 136 = 119x/100

13600=119x-85x

34x= 13600

x= 13600/34

x=400

i used to know but i learned it a long time ago sorry

step-by-step explanation:

step-by-step explanation:

milk=16 large

soda=280 kids

juice box=82 regular

63 soda +63 regular

124 large total