Find the lowest price you would have to pay in each of the following situations.

1. radio $500, f. o.b. factory; less 30%, 10%, 5%; terms 2/10; freight $62

2. office machine $1,200, f. o.b. factory; less 20%, 10%, 10%; terms n⁄30; freight $75

3. a businessman in philadelphia wants to buy electric heaters. his best sources are two firms in chicago. let’s call them firm a and firm b. firm a lists a heater at $291 less 331⁄3% and 10%, f. o.b. chicago. firm b lists the same heater at $350, less 30% and 20%, f. o.b. destination. in addition, both firms offer a 2% discount for cash within 10 days. the freight on each heater would be $22.75. what will be the least cost of the heater from each concern?

firm a

firm b

4. you’ve bought 20 calculators listed at $125 each less 15%, 10%, and 5%. the date of the invoice was june 28, and you paid the bill on july 6. what amount did you pay if the terms were 3⁄10, n⁄60?

5. a trailer is selling for $1,150 less 331⁄3%, 10%, and 4%. what is the invoice cost?