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Birmingham selected as host city for the 2022 Commonwealth Games.
If the roots of the quadratic equation 6m² + 7m + 8 = 0 are α and β, then what is the value of [(1/α) + (1/β)]?
Ankit can complete a task in 16 days, while Bina alone can complete the same task in 24 days. Ankit starts the work alone and continues for 6 days. Then...
A sum of money grows to Rs. 7,500 in 5 years and Rs. 8,250 in 7 years under simple interest. What is the original principal amount?
A product is bought for Rs. 1,800. The shopkeeper tags it at 25% above the cost price and offers a discount of Rs. 200 at the time of sale. What is the ...
Ravi’ spends 60% of his income whereas ‘Karan’ spends 80% of his income. If each of them saves Rs. 6,000, then find the total expenses...
The angle of elevation of a tower from a certain point of bus stand is 30°. When a man walks 5m ahead in the direction of the tower, the angle of el...
The difference between the interior and exterior angles of a vertex of a regular polygon is 140°. The number of sides of the polygon is