Quantitative Aptitude - Arithmetic Ability Questions

Area of _____ equals half the product of its diagonal.

The ratio of three numbers is 2 : 5 : 7. If their product is 1890, then what is the sum of the three numbers?

Find the LCM of 12, 16, 20 and 24.

The value of tan 315° cot (­ -405° ) is equal to

If aq-r+br-p-cp-q, then find the value of (pa + qp + rc) is

A shopkeeper purchased some eggs at rs. 19.20 per dozen and sold them at a profit of 25%. What is the selling price per egg?

The average age of 19 boys in a class is 21 years. If the teacher's age is included, the average increases to 22 years. What is the teacher's age?

X, Y and Z are partners in a company. In one year X receives 1/4 part of profit, Y receives 1/5 part of profit and Z receives Rs 22000. How much amount (in Rs) will X get as profit?