Quantitative Aptitude - Arithmetic Ability Questions

In the given fig, ST||RP, then what is the value of supplementary angle y (in deg)?

What is the reflection of the point (1 , 2) in the line y = 3?

Average age of 5 students of a school is 14 years. The average age of students and their Mathematics and science teachers is 30 years. If the age of science teacher is 6 years more than the age of Mathematics teacher, then what is the age (in years) of Mathematics teacher?

The simple interest on a certain sum of money at the rate of 5% per annum for 8 years is Rs. 840 . Rate of interest for which the same amount of interest can be received on the same sum after 5 years is

What is the sum of the first 17 terms of an arithmetic progression if the first term is -20 and last term is 28?

Find out the odd word/letters/number/number pair from the given alternatives.

One of the roots of the equation x2 - 4x + k = 0 is x = 3. The other root is

The sum of radii of the two circles is 91 cm and the difference between their area is 2002 cm2 . What is the radius (in cm) of the larger circle?