Mrs. Thapa bought 150 Kg of oranges were rotten and not fit for selling. If she sold the remaining quantity of oranges at he rate of Rs 80 per kg and gained 10%, Find the rate of cost price or oranges.

Problem fathi wants to print out a pdf document that is 48 pages long. to save paper, he decides to print on both sides of each sheet and to print two pages on each side of the sheet. how many sheets of paper will he need?

60 2(x + 2) in the diagram, gef and hef are congruent. what is the value of x?

Simplify the given expression leaving the answer in improper fraction form. 2/3+5/6