Exams

Squadron Leader is one of the ranks of the Indian

A 800 metres long train is running at the speed of 90 km/hr. If it crosses a bridge in 50 seconds, then what is the length (in metres) of the bridge?

The average revenues of 13 consecutive years of a company is Rs 70 lakhs. If the average of first 7 years is Rs 65 lakhs and that of last 7 years is Rs 77 lakhs, find the revenue for the 7th year.

In the following question, some part of the sentence may have errors. Find out which part of the sentence has an error and select the appropriate option. If a sentence is free from error, select 'No Error'.

I wish you(A)/can hear(B)/yourself talking.(C)/No error(D)

If a -­ b = 3 and ab =28, then a3 - b3 is

Potassium Permanganate is used for purifying drinking water, because________

Which metal is liquid at room temperature?

If a cylinder of radius 4.3 cm and height 4.8 cm is melted and constructed into a cone of the same radius, what will be the height of this cone? (Use π = 22/7)