At a selling price of Tk.273 a book yields 30% profit. What selling price will yield the profit of 10% ?

The product of two number is 900 and their sum exceeds their difference by 30.The greater of these two number...

If 30% of A =0.25 of B=1/5th of C, the ratio of A,B and C is _____

After paying 10% tax on all income over Tk. 3000. Rahima had a net income of Tk. 12000. Rahims income before t...

A retail buyer purchase 15 white dress shirts for Tk. 1000 and 5 striped dress shirts Tk. 400. At what average...

Alam spent 20% of his income on taxes and 20% of the remainder on rent. What percent of his income he has spen...

20 men can finish a work in 30 days after how many days should 5 men leave the work so that the work may be fi...