Quantitative Aptitude - Arithmetic Ability Questions

If A purchase 9 chairs for Rs 5 and sells all the chairs at the rate of 5 chairs for Rs 9, then what will be the profit percentage?

At least one pair of opposite angles is congruent in a _____.

A sum of money of Rs. 1000 is lent out in two parts in such a way that the interest on one part at 10% per annum for 5 years is equal to another at 5% for 10 years. Calculate the sum lent out at 5%.

How many three digit whole numbers are there between 75 and 405?

The sum of two numbers is equal to thrice their difference. If the smaller of the numbers is 10 find the other number.

If the length of the transverse tangent is 8 cm, then calculate the centre distance (in cm) of the two circles with radii 7 cm and 3 cm.

In a class consisting of boys and girls, there are 45 students. If three fifth of the students are boys, find the number of boys in the class.

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