If 42.42=k(14+m/50), where K and m are positive integers and m<50, then what is the value of k+m?

If (2x-1)2=100, then which one of the following could equal x?

A rectangular field is 3. 2 yards long. A fence marking the boundary is 11.2 yards in length. What is the area...

The seventh number in a sequence of numbers is 31 and each number after the first number in the sequence is 4...

One day, Mr. Karim started 30 minutes late from home and reached his office 50 minutes late, while driving 25%...

If x+y=7 and x2+y2=25, then which one of the following equals the value of x3+y3?

A worker is hired for 7 days. Each day, he is paid 10 Tk. more than what he is paid for the preceding day one...