Question

A solid wooden toy is in the form of a hemisphere surmounted by the cone of same radius the radius of hemisphere is 3.5 cm and the total wood used in the making of a toy is 166 5/6 cm cube find the height of the toy also find the cost of painting the hemisphere part of the toy at the rate of rupees 10 per cm square

Answer 1

ans is

$h = 22.5 {cm} \\ cost = 770$