If n is an integer between 0 and 100, then any of the following could (3n+3) except ---

A merchant sells a radio for Tk. 80 and thereby makes a profit of 25% of the cost. What is the ratio of cost t...

Describe the following sequence in mathematical terms : 144, 72, 36, 18, 9

If the sum of the 3 consecutive integers is 240, then the sum of the two larger integers is :

A class of 50 girls and 70 boys sponsored a party. If 40% of the girls and 50% of the boys attended the party,...

A sales representative will receive a 15% commission on a sale of Tk. 28,000. If she has already received Tk....

A painter has painted one-third of a rectangular wall which is ten feet high. When he will paint another 75 sq...