Quantitative Aptitude - Arithmetic Ability Questions

A sum of Rs. 4000 is lent out in two parts, one at 8% simple interest and the other at 10% simple interest. If the annual interest is Rs. 352. The sum lent at 8% is

A merchant changed his trade discount from 25% to 15%. This would increase selling price by

If two successive discounts of 50% and 10% are offered, then what is the net discount (in %)?

When a discount of 25% is given on a box of popcorn, the profit is 25%. If the discount is 10%, then the profit is

You are given a question and two statements. Identify which of the statements is/are sufficient to answer the question.

Question:

What is the total age of the sisters 10 years from now?

Statements:

1. Lina is 20 years old now.

2. Lina's sister's age is twice that of the age of Lina.

What is the difference (in Rs) in Compound interest earned in 1 year on a sum of Rs 25,000 at 20% per annum compounded semi-annually and annually?

A kite is flying in the sky. The length of string between a point on the ground and kite is 420 m. The angle of elevation of string with the ground is 30 deg. Assuming that there is no slack in the string, then what is the height (in metres) of the kite?

If tan π/3c + cosec π/6c = x, then x is