You decide to market your own custom computer software. you must invest $3255 for computer hardware, and spend $2.90 to buy and package each disk. if each program sells for $13.75, how many copies must you sell to break even?

Fractions can be added and subtracted only if they're fractions. a. like b. proper c. improper d. unlike

Aportion of a hiking trail slopes downward at about an 84° angle. to the nearest tenth of a flot, what is the value of x, the distance the hiker traveled along the path, if he has traveled a horizontal distance of 120 feet? a. 143.3 b. 12.5 c. 120.7 d. 130.2

Ariel is working at a meat packing plant for 5 nights a week. her regular wage is $11 an hour. she earns tine and a half for any overtime hours. this week she worked 9 hours of over time .how much will ariel earn for overtime this week ?