[Solved] Suppose the firm’s production function is given by q equals F left parenthesis K comma L right parenthesis equals K

Suppose the firm’s production function is given by q equals F left parenthesis K comma L right parenthesis equals K squared L with

M P L equals K squared, M P K equals 2 K L.
The price per unit of capital is 20 and the price per unit of labor is 10. Find the cost minimizing quantity of labor to produce 150,000 units of output. round to the closest integer.