Quantitative Aptitude - Arithmetic Ability Questions

54% of 4000 is

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

If √[(1 + cosA)/2] = x, then find the value of x.

Rohan sells two articles. The cost price of the first article is equal to the selling price of the second article. The first article is sold at a profit of 40% and the second article is sold at a loss of 40%. What is the ratio of the selling price of the first article to the cost price of the second article?

When a discount of 25% is given on a box of popcorn, the profit is 25%. If the discount is 10%, then the profit is

Find the difference between place value and face value of 7 in 589573212.

In a Δ ABC, DE || BC. D and E lie on AB and AC respectively. If AB = 7 cm and BD = 3cm, then find BC:DE

If Mr. Raghav taught a total of 500 hours, then what is the difference in number of hours of teaching algebra and modern Maths?