Exams

A train of length 100 m crosses another train of length 150 m, running on a parallel track in the opposite direction in 9 seconds. If the speed of trainhaving length 150 m is 40 km/hr, then what is the speed (in km/hr) of the other train?

In unicellular organisms, all functions like digestion, respiration and reproduction are performed by a how many cell(s)?

What is the rate of interest if simple interest earned on a certain sum for the 3rd year is Rs 1,750 and compound interest earned for 2 years is Rs 3622.5?

P alone can do a piece of work in 8 days and Q alone can do the same work in 10 days. In how many days will both together complete the same work?

Pointing to a lady, Anju says, "She is the sister of my brother's mother". How is the lady related to Anju?

In the following question, four words are given out of which one word is correctly spelt. Select the correctly spelt word.

The price of an article is decreased by 10%. To restore it to its former value, the new price must be increased by

In ΔABC, ∠B = 70° and ∠C = 60°. The internal bisectors of the two smallest angles of ΔABC meet at O. The angle so formed at O is