Quantitative Aptitude - Arithmetic Ability Questions

Ravindra walks at 6 km/hr and Riya cycles at 11 km/hr towards each other. What was the distance between them when they started if they meet after 42 minutes?

If R = 97 and S = 155.2, then S is how much percentage more than R?

The ratio of incomes of P and Q is 5 : 3. Ratio of income of Q and R is 5 : 2. If one-fourth of P’s income is Rs 500 more than the R’s income, then what is the income (in Rs) of Q?

Of the 5 subjects, the average marks of Rakesh in first 3 Subjects was 79 and the average marks in the last 3 subjects was 86. If his marks in the third subject was 80, then what was his average marks in all the 5 subjects?

A moving train passes a platform 50m long in 14 seconds and a lamp post in 10 seconds. The speed of the train (in km/h) is :

Reduce 2530/1430 to lowest terms.

What is the length of the side of an equilateral triangle, if its area is 64√3 sq cm?

If x + √5 = 5 + √y, and x, y are positive integers, then the value of x+yx + y