If a, b, c, l, m are in A.P. then the value of 2a-b-2c-l+2m is

If you write all the numbers from 1 to 100, then how many times do you write 3

A cylindrical shaped well of depth 30 m and diameter 28 m is dug. The dug out soil is evenly spread to form a Cuboid-platform with base dimension 30 m × 28 m. Find the height of the plat form

LCM and HCF of two polynomials are x⁶-1 and x+1 respectively. If one of the polynomial is x³+1 then the other polynomial is

If 2x = 3y = 4z then x:y:z is

AD is the diameter of a circle with area 707 m² and AB = BC = CD as shown in the figure above. All curves inside the circle are semicircles with their diameters on AD. What is the cost of lovelling the shaded region at the rate of INR 63 per square metre