The selling price of 5 articles is the same as the cost price of 3 articles. The gain or loss is 

Three men step off together from the same spot. Their steps measure 63 cm, 70 cm and 77 cm respectively. The minimum distance each should cover so that all can cover the distance in complete steps is 

The given table represents the number of engineers recruited by four companies A, B, C and D over the years. Study the table carefully and answer the question that follow.

The total number of engineers recruited by company A in 2014 to 2017 is what percentage more than the total number of engineers recruited by all four companies in 2019?

If the total monthly income of 16 persons is ₹ 80,800 and the income of one of them is 120% of the average income, then his income is 

Average present ages of A, B and C is 25 years. The ratio of the present ages of B and C is 4:5. After 6 years, the ratio will be B and C is 5:6, then what is the present age of A?

Train A moving at speed 72 kmph crosses train B moving at 3/4th speed of train A in the same direction in 1 min and 26 seconds. The length of train A is 25/18th of the length of train B. What is the difference between the lengths of two trains?

What is the total compound interest on Rs.45000 for 3 years when the sum is divided into a ratio of 4 : 5 and rate of interest on a small sum is 10% and 20% on the large sum? (Compounded annually)

(sec A + tan A – 1) (sec A – tan A+1) =?