Quantitative Aptitude - Arithmetic Ability Questions

A box contain equal number of 1 rupee, 2 rupee and 5 rupee coins. If the total amount is Rs 184, then how many coins of each type are there?

If  a+1/a = 3, then a3+1a3?

23 x 31 = 713. How much is 0.0713 / 3.1?

If a number is reduced by 35%, then it becomes 416. By how much percent should the number be increased so that it become 876.8?

D and E are points on side AB and AC of ΔABC. DE is parallel to BC. If AD:DB = 1:2 and area of ΔABC is 45 sq cm, what is the area (in sq cm) of quadrilateral BDEC?

An angle is 1/3 its supplementary angle. Find the measure of the angle?

Find the length of a transverse common tangent of the two circles whose radii are 3.5 cm, 4.5 cm and the distance between their centres is 10 cm.

If 8 men can do a piece of work in 14 days, then in how much time (in days) will 7 men do the same piece of work?