A and B together can paint a wall in 3 days . A can do it alone in 5 days . How many days would it take B to do this job alone ?

What is the value of the expression '3(m-n)-32(m-n)+(m-n)' ?

If the average of two numbers is M, and the larger number is L, what is the other number ?

If (3x+2y) = 8 and (2x-y) = 3, what is the value of "x" ?

If Farhan were to add 5 gallons of kerosine to a tank that is already 3/4 full of kerosine , the tank would be...

Bashar is twice as fast as Arif and Karim is three times as fast as Arif. If Bashar alone can complete a job i...

If Zara walks at 5 km/hr, she reaches the bus stop 5 minutes late and if she walks at 6 km/hr , she reaches th...