Quantitative Aptitude - Arithmetic Ability Questions

HCF and LCM of two numbers are 11 and 825 respectively. If one number is 275 find the other number.

The angles of elevation of the top of a tree 220 meters high from two points lie on the same plane are 30° and 45°. What is the distance (in metres) between the two points?

By increasing the price of entry ticket to a fair in the ratio 11:16, the number of visitors to the fair has decreased in the ratio 19:9. In what ratio has the total collection increased or decreased?

Simple interest on a sum of Rs 1400 for 3 years and 4 months is Rs 700. What is the rate (in percentage) of interest per annum?

A shopkeeper by selling 5 items, earns a profit equal to the selling price of 1 item. What is his profit percentage?

If 2x + 3y – 5z = 18, 3x + 2y + z = 29 and x + y + 3z = 17, then what is the value of xy + yz + zx?

20% discount is offered on an item. By applying a promo code the customer wins 10% cash back. What is the effective discount?

When a number is increased by 24, it becomes 104% of itself. What is the number?