Quantitative Aptitude - Arithmetic Ability Questions

If sin ­-330° = x, then the value of x is

Determine the value of y-1y2 when y4+1y4=34

If cos 240° = x, then value of x is

A boy in a train notices that he can count 31 telephone posts in 60 seconds. the distance between two posts is 60 meters. Calculate the speed of the train?

A car travels a certain distance at 32 km/h and comes back at 68 km/h. What is the average speed for total journey?

12 men and 16 women together can complete a work in 4 days. It takes 80 days for one man alone to complete the same work, then how many days would be required for one woman alone to complete the same work?

Find the greatest number among 213, 312, 1, 516

The marked price of a door is Rs 1400. It is sold at a discount of 28%. If the cost price of the door is Rs 700, then what is the profit (in Rs)?