Questions

If a denotes x , b denotes ÷ , c denotes + and d denotes ­ , then 8 a 3 c 24 b 12 d 19 = ?

The angle of elevation of the top of a pillar from the foot and the top of a building 20 m high, are 60° and 30° respectively. The height of the pillar is

If percentage of profit made,when an article is sold for Rs.78, is twice as when it is sold for Rs.69, the cost price of the article is

A cylindrical vessel of radius 4 cm contains water . A solid sphere of radius 3 cm is dipped into the water until it is completely immersed . The water level in the vessel will rise by

When n is divided by 4, the remainder is 3. The remainder when 2n is divided by 4 is:

National sport of Argentina?

In the following question, a word has been written in four different ways out of which only one is correctly spelt. Select the correctly spelt word

Slow-growing large coloured patches on the bark of trees are the examples of symbiotic life forms called ______.