Quantitative Aptitude - Arithmetic Ability Questions

Munni can bake 70 cakes in 7 hours, Munni and Guddi together can bake 90 cakes in 6 hours. How many cakes Guddi can bake in 10 hours?

Mother can bake 20 cakes in 4 hours, Mother and Dadima together can bake 60 cakes in 10 hours. How many cakes Dadima can bake in 30 hours?

If the number x3331 is divisible by 11, what is the face value of x?

If X2+4y2+z2-4x-2z+5-0, then find the value of y15+x5z14

If 1/√(1 + cot2A) = x, then value of x is

Find  two  natural  numbers  whose  sum  is  85 andtheleast common multiple is 102.

Find the area (in sq.cm) of a semi-circle of radius 14cm.

What is the value 32cos 39sin 51-sin239 + sin251