Quantitative Aptitude - Arithmetic Ability Questions

If tan4θ + tan2θ = 1 then the value of cos4θ + cos2θ is

You have 20 big and 16 small diaries and want to make gift packs containing both in each pack. What is the maximum number of gift packs you can make without any left over?

If the shopkeeper sells an item at Rs 4400 which is marked as Rs 5000, then what is the discount that he is offering?

If Sumita earns 75/4% more than her boyfriend, find the approximate % her boyfriend earns less than Sunita.

What is the area (in sq cm) of a rhombus if the lengths of its diagonals are 25 cm and 20 cm?

A merchant changed his trade discount from 25% to 15%. This would increase selling price by

A man goes to a place on bicycle at speed of 16 km/hr and comes back at lower speed . If the average speed is 6.4 km/hr in total , then the return speed (in km/hr) is

How long does a train, 75 m long, moving at 60 km/hr take to pass a certain telegraph post?