The ratio of two numbers is 3:8 and their difference is 115. The smaller of the two numbers is:

An article is listed at Rs 2375 A man purchases it at two successive discounts of 50 % and 25 % spends Rs 165 on repairing of article. If he sells the articles at a profit a of 62.5 % then what is the selling price (in Rs) of the article? 

In how many different ways can the letters of the word ‘DESIGN’ be arranged so that the vowels are at the two ends? 

Divide Rs.198 in the ratio 2:3:5:8 The rupees in the respective ratios are given by: 

Find the number of Prime Factor of $${(4^{22}+{4^{22}}+{4^{22}}}+{4^{22})}{(3^{22}+3^{22}+{3^{22}})}$$.

The graph of the equation 4x - 5y = 20 intersects the X-axis at the point.

An aeroplan covers a certain distance at a speed of 240 km/hour in 5 hours. To cover the same distance in   $$ 1{2\over3} $$ hours it must travel at a speed of: