Read more: A number is double and than increased by nine. the result is ninety-one. what is the original...
Read more: If the two consecutive numbers one-fourth of the smaller one exceeds the one-fifth of the larger...
Read more: A father is 28 years older than the son. In 5 years the father's age will be 7 years more than...
Read more: A person receives a total return of Rs. 402 from an investment of Rs. 8001 in two debenture issues...
Read more: The speed of a boat in still water is 10 km per hour. If it can travel 24 km downstream and 14 km...
Read more: Mr. Roy buys 100 units of the Unit Trust of India at Rs. 10.30 per unit. He purchases another lot...
Read more: Demand for goods of an industry is given by the equation pq=100, where p is the price and q is...
Read more: By selling a table for Rs. 56, gain is as much percent as its costs in rupees. What is the cost...
Read more: A horse and a cow were sold for Rs. 3040 making a profit of 25% on the horse and 10% on the cow....
Read more: In a perfect competition, the demand curve of a commodity is D=20-3p-p² and the supply curve is...
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