Given the following data Calculate the number of units that must be sold to reach a target operating income of $300

Sales price per unit = ................... $10 Variable cost per unit = ................ $ 7 Fixed costs = ............................ $3,000

What is the total number of units that must be sold to reach a target operating income of $300?

a). 100

b). 3,000

c). 1,100

d). 1,000