Exams

Which of the following gases is known as "Laughing Gas"?

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

The 18th Asian Games also known as 'Asiad' will be held in 2018 in

In the following passage, some of the words have been left out. Read the passage carefully and select the correct answer for the given blank out of the four alternatives.

When the kerosene burned, the fuel in the tank below would be __________ pressure, and __________a small circular flame would appear in the burner.The valve had to be opened to let more kerosene vapour to the burner and pumping resumed. With the increase in pressure, the burner flame would spread _________ a loud noise. To lower the flame,the valve had to be _________ opened to reduce the pressure and then tightened until the desired flame size was achieved. _________ you wanted the flame to be bigger, you had to hit the piston again. Pump stoves are still in vogue.

was achieved. _________ you wanted the flame

In the following question, by using which mathematical operators will the expression become correct?
15 _ 3 _ 4 _ 20

In triangle ABC, a line is drawn from the vertex A to a point D on BC. If BC = 9 cm and DC = 3 cm, then what is the ratio of the areas of triangle ABD and triangle ADC respectively?

In the given figure, if AD = 12 cm, AE = 8 cm and EC = 14 cm, then what is the value of BD in cm?

Sum of a fraction and thrice of its reciprocal is 73/20. What is the fraction?