Quantitative Aptitude - Arithmetic Ability Questions

What is the value of cosec 3π/4?

In a mixture, ink and water are in the ratio of 8 : 5. If 24 litres of water is added to the mixture, then the new ratio becomes 8 : 11. What is the total quantity (in litres) of water in the new mixture?

O is the circumcentre of ΔABC. If AO = 8 cm, then the length of BO is

The value of (sec245 - cot245) - (sin230 + sin260) is

25% discount is offered on an item. By applying a promo code the customer wins 22% cash back. What is the effective discount?

What is the measure of the central angle of the sector whose area is 462 sq cm and radius of the circle is 21 cm?

Select the odd word from the given alternatives.

If x -­ y = 7 and xy = 32, then value of (x2 + y2) is