Quantitative Aptitude - Arithmetic Ability Questions

Some part of Rs 17500 was lent at the rate of 24% per annum simple interest and the remaining part at the rate of 10% per annum simple interest. The total interest received after 5 years is Rs 13300. What is the ratio of money lent at the rate of 24% and 10%?

After buying a toy for Rs.45, Raghu managed to sell it at a profit of 15%. The selling price of the toy was

The line parallel to the BC of the triangle ABC divides the other two sides at the point D and E in such a way that AB=3AD. Calculate the ratio of DE and BC.

ΔPQR is right angled at Q. If cosP = 3/5, then what is the value of cosR ?

How many spherical balls of radius 1 cm can be made by melting a hemisphere of radius 6 cm?

Which of the following can't be the unit's digit of a perfect square?

If the amount received at the end of 2nd and 3rd year at Compound Interest on a certain Principal is Rs 32448 and Rs 33745.92 respectively, what is the rate of interest?

Which of the following fractions is largest?