Quantitative Aptitude - Arithmetic Ability Questions

While selling a watch, a shop-­keeper gives a discount of 5%. If he gives a discount of 7%, he earns Rs.15 less as profit. The marked price of the watch is

If 31% of an electricity bill is deducted, Rs 1794 is still to be paid. How much was the original bill amount?

The mode of the data -3, 4, 0, 4, -2, -5, 1, 7, 10, 5 is

Find two numbers whose sum is 29 and the product is 100.

A man is 3 years older than his wife and four times as old as his son. If the son becomes 15 years old after 3 years. Then what is the present age of the wife?

If a + a2 + a3 – 1 = 0, then what is the value ofa3 + (1/a)?

If the lengths of two parallel chords in a circle of radius 10 cm are 12 cm and 16 cm, then what is the distance between these two chords?

∆ABC is right angled at B. If m∠A = 30°, then find the value of (sinC + 1/3).