Quantitative Aptitude - Arithmetic Ability Questions

The heights of a cone and a cylinder are equal. The radii of their bases are in the ratio 2:1. The ratio of their volumes is:

The area of a semicircle is 1925 cm2. Calculate its perimeter (in cm).

The measures of the four angles of a quadrilateral are in the ratio 1:2:4:5. What is the measure of the biggest angle?

The difference between the ages of mother and son was 21 when mother's age was 43. If father is elder by 3 years to mother, what will be the difference between the ages of son and father when father attains 50 years?

Which of the following is the correct option for the congruency of the two triangles ABC and PQR as per the SAS congruency criterion?

In ΔPQR, S and T are points on side PQ and PR respectively. ST is parallel to QR. If S divides PQ in the ratio 4:3 and length of QR is 4.9 cm, find ST?

 What is the value of (sin60° - 2/√3) ?

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