Find the wrong number in the sequence:
7, 8, 18, 57, 228, 1165, 6996
The true discount on Rs. 9786 due 4 months hence is Rs. 466. Find the rate percent.
The number that is 60% greater than 30 is what percent less than the number that is 10% less than 100?
Find the least number that, when divided by 30, 35, 45, and 50, leaves remainders of 24, 29, 39, and 44 respectively.
If y varies directly as the square of x, then what will be the shape of the graph when y is plotted against x?
A pump can fill a tank with water in 2 hours. Because of a leak, it took 7/3 hours to fill the tank. The leak can drain all the water from the tank in:
Pointing to a photograph, X said to his friend Y, "She is the only daughter of the father of my mother." How is X related to the person in the photograph?
The ratio of the number of boys and girls is 3:2. If 20% of the boys and 30% of the girls are scholarship holders, what is the percentage of students who do not get a scholarship?
The price of 2 sarees and 4 shirts is Rs. 1600. With the same money, one can buy 1 saree and 6 shirts. If one wants to buy 12 shirts, how much shall he have to pay?
The length of a rectangle is two-fifths of the radius of a circle. The radius of the circle is equal to the side of a square, whose area is 1225 square units. What is the area (in square units) of the rectangle if the breadth is 10 units?