Quantitative Aptitude - Arithmetic Ability Questions

If x2+ y2+ z2= xy + yz + zx, then what is the value of (7x + 3y – 5z)/5x?

If 1p+1q = 1p+q, then the value of p3-q3

Ticket for an adult is Rs 1000 and a child is Rs 500. One child goes free with two adults. If a group has 17 adults and 5 children what is the discount the group gets?

If the radius of a circle is increased by 16%, its area increases by

If 35% of A is equal to 60% of B, then what is the ratio of A and B?

If U = 450 and V = 585, then V is how much percentage more than U?

If x + y = 13 and x2 + y2 = 89, then find xy is

A and B together do a job in 12 days and A could do the job in 20 days if he worked alone. How many days would B take to do the job if he worked alone?