For the following questions answer them individually
2 men and 3 boys can do a piece of work in 10 days while 3 men and 2 boys can do the same work in 8 days. In how many days can 2 men and 1 boy do the work ?
The perimeter of a rectangular plot is 48 m and area is 108 m2. The dimensions of the plot are
If the total suface area of a hemisphere is 27$$\pi$$ square cm, then the radius of the base of the hemisphere is
A fraction becomes 9/11 , if 2 is added to both the numerator and the denominator. If 3 is added to both the numerator and the denominator it becomes 5/6 . What is the fraction ?