Having trouble finding profit

A company sells one of its products for $12.10 per unit. Its fixed costs are $760.00 per month, and the variable cost per unit is $4.50. (a) The contribution margin per unit is $ 7.60 V (rounded to the nearest cent). (b) The break-even volume, i.e., the level of output at break-even, is 100 V units per month. (If necessary, round up to the next whole number of units.) (c) The profit at a monthly output level of 149 units is $ (rounded to the nearest cent). Check