Quantitative Aptitude - Arithmetic Ability Questions

Dodecahedron has 30 edges. How many vertices does it have?

If 7 spiders make 7 webs in 7 days , then 1 spider will make 1 web in how many days ?

If the diameter of a circle is 35 cm, then what will be its circumference (in cm)?

A square is inscribed in a circle. If the side of the square is 14 cm, what is the area (in sq.cm) of the circle?

In ΔPQR, L and M are two points on the sides PQ and PR respectively such that LM II QR. If PL=2cm; LQ=6cm and PM=1.5 cm, then MR in cm is

Thousand solid metallic spheres of diameter 6 cm are melted and recast into a new solid sphere. The diameter of the new sphere (in cm) is

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

Find the area (in cm²) of a semi-circle of radius 21 cm.