Quantitative Aptitude - Arithmetic Ability Questions

An army of 12000 consists of Europeans and Indians. The average height of a European is 5ft 10 inches and that of an Indian is 5ft 9 inches and that of the whole army is 5ft 9 3/4 inches. Then the number of Indians in the army is ?

There are 8 equidistant points A, B, C, D, E, F, G and H (in same order) on a circle. What is the value of ∠FDH (in degrees)?

In the following question, select the odd word from the given alternatives.

∆PQR is right angled at Q. If m∠R = 45°, then find the value of (cosecP - √3/2)

If p/q = r/s = t/u = √5, then what is the value of [(3p2 + 4r2 + 5t2)/(3q2 + 4s2 + 5u2)]?

The marked price of an article is Rs. 5000. But due to a special festive offer a certain percent of discount is declared. Mr. X availed this oppurtunity and bought the article at reduced price. He then sold it at Rs. 5000 and thereby made a profit of 11 1/9%. The percentage of discount allowed was?

At 15% discount the selling price of a microwave oven is Rs 34000, what is the selling price if the discount is 37.5%?

When a number is increased by 24, it becomes 110% of itself. What is the number?