Quantitative Aptitude - Arithmetic Ability Questions

Find the number that is as much greater than 49 as is less than 95.

Two students appeared for an examination. One of them secured 21 marks more than the other and his marks were 80% of the sum of their marks. The marks obtained by them are

5 hrs after a goods train passed a station, another train travelling at a speed of 70 km/hr following that goods train passed through that station. If after passing the station the train overtakes the goods train in 9 hours. What is the speed of the goods train?

What is the effective discount on two successive discounts of 20% and 25%?

If sec (3x – 20°) = cosec (3y + 20°), then what is the value of tan (x + y)?

If Sec θ = 13/12, then what is the value of Sin θ?

If the value of a company stock drops from Rs. 25 per share to Rs. 21 per share, the percentage decrease per share is

If x, y, z are the three factors of a3 -7a - 6, then value of x+y+z will be