Question

The cost price and selling of an article are in the ratio of 8:9. If the selling
price of the article is Rs 6.75. What is it's cost price?
tohle at the rate of Rs 500 each and 20 chairs at​

Answer 1

Answer:

let the cost price is Rs 8x and selling price is Rs 9x

so,9x=6.75

=> x=6.75/9=.75

=> 8x=.75×8=6.00

so cost price is Rs 6