The mean of the data 1, 2, 10, 18, 3, 17, 19 is
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The point equidistant from the vertices of a triangle is called its
If x = 2+3, then what is the value of 2x + 12x ?
What is the least number that should be added to the product 11 x 12 x 13 x 14 to make it a perfect square?
A tank can be filled in 30 minutes. There is a leakage which can empty the tank in 90 minutes. Therefore, the tank will be filled in
What number, from the following should be deducted from 1184 to make it exactly divisible by 21?
ABCD is an isosceles trapezium such that AD||BC, AB = 5 cm, AD = 8 cm and BC = 14 cm. What is the area (in cm2) of trapezium?
A boy walking at the speed of 4 km/hr covers a certain distance in 6 hours 15 minutes. If he covers the same distance by cycle in 5 hours, then what is the speed (in km/hr) of the cycle?