The Balaghat mines in Madhya Pradesh produce 52 per cent of India's copper. The Singhbhum district of Jharkhand and the Khetri mines in Rajasthan are also famous for Copper mining.
The value of 4 sin2 30˚ - tan2 60˚ + sec2 45˚ is equal to -
A can complete a work in 30 days, B in 24 days, and C in 20 days. A, B, and C work together for 5 days, after which B and C leave. How many more days wi...
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In order that the lines y = x + 1, 2x - 3y + 5 = 0 and 3x - y + m = 0 may meet in a point, the value of m should be:
A car travels from City A to City B, which is 240 km apart. It travels the first 120 km at a speed of 60 km/h and the remaining distance at a speed of 8...
What is the least number of square tiles required to pave the floor of a room 11 m 47 cm long and 6 m 82 cm broad?
A shopkeeper marks an article 50% above the cost price and then gives two successive discounts of 20% and 10%. What is his overall profit or loss percen...
(22% of 300) + (?% of 1110) = 20% of 885
The difference in interest earned between compound and simple interest on a given sum at 8% annual interest over two years is Rs. _____. If the same sum...
A solution contains 40% sugar and the rest water. After adding 25 liters of water, we get another solution where the percentage of sugar drops to 20%. T...
