Quantitative Aptitude - Arithmetic Ability Questions

Find the odd word/letter/number pair from the given alternatives

In the following question, select the odd letter group from the given alternatives.

Find the area (in cm²) of a semi-circle of radius 35 cm.

Find the curved surface area (in cm2) of a right circular cone of diameter 28 cm and slant height 12 cm.

The difference between the compound interest (compounding annually) and simple interest on a sum at the rate of 12% per annum for 2 years is Rs 360. What is the sum (in Rs)?

If Mr. Raghav taught a total of 500 hours, then what is the difference in number of hours of teaching algebra and modern Maths?

α and β are the roots of the quadratic equation x2 – x – 1 = 0. What is the value of α8 + β8?

If k is the largest possible real number such that p4+q4=(p2+kpq+q2)(p2-kpq+q2),then the value of k is