The selling price of 4 pencils is equal to the purchase price of 5 pencils. What is the profit margin?

The result of subtraction of two numbers is equal to 3/7 of their sum. If the smaller number is 6, what is the...

If p:q=q:r=r:s=2:3 and p=8 what is the value of s?

During the season, Arambag won 21 matches and lost 30% of their total matchces. What was the number of matches...

After taking the 3rd quiz, the average score of a student dropped from 82 to 78. What was the score of his las...

Arif, Afzal and Anwar invest Tk. 5000, Tk. 7000 and Tk. 12000 respectively in a business. If the profits are d...

If a>b and a>c, which of the following must be greater that 0?