Quantitative Aptitude - Arithmetic Ability Questions

A man misses a train by 1 hour if he travels at a speed of 4 kmph. If he had increased his speed to 5 kmph, he would gave still missed the train by 24 minutes. At what speed should he have travelled so that he reached the station exactly on time?

Present age of R and S are in the ratio of 3 : 2 respectively. If the present age of H is 117 years and R’s present age is 4/13 of H’s present age, then after how many years the ages of R and S would be in the ratio of 15 : 11?

Which of the set of three sides can't form a triangle?

What is the reflection of the point (5, 2) in the line x = -3?

Select the odd word/letters/number/number pair from the given alternatives.

If cos -300° = x, then the value of x is

ΔPQR is right angled at Q. If secP = 13/5, then what is the value of sinR ?

Select the odd word/letters/number/number pair from the given alternatives.