Quantitative Aptitude - Arithmetic Ability Questions

There are a total of 200 students in a school, of which 7/10th are boys. Find the number of girls in the school.

If 3 dozen guavas cost Rs. 90, how many guavas can be bought for Rs. 240?

In ΔABC, D and E are points on side AB and AC respectively. DE is parallel to BC. If lengths of AD, DB and DE are 9 cm, 6 cm and 5.4 cm respectively find length of BC?

Akash's monthly income is Rs. 9600. His monthly expenditure is 60% of his income. What is his saving per month?

The length of the base of an isosceles triangle is 2x­2y+4z, and its perimeter is 4x­2y+6z. Then the length of each of the equal sides is

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

In a class of 50 students there are 27 girls. The average weight of these girls is 45 kg and average weight of the full class is 49.6 kgs. What is the average weight of the boys of the class?

Find the least number which when divided by 12, 15, 18 and 27 leaves remainders 10, 13, 16 and 25 respectively.