kindly Show the full calculation. Overhead cost is fixed cost or variable cost ?

An industry makes fans and it has got the following data: F Cost of renting a space for production =$100000 V Labor cost of producing one unit of fan =$100 Material cost =5 times of labor cost Overhead cost =3 times of labor cost Revenue Sales per month 1000 unit at $1500 /unit. Compute the break-even point in volume and in dollar. If sales become 90% of breakeven volume, compute the profit/loss of the organization