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johanna is planting tomatoes in the school card on this year. tomato plants comes in packs of six. she needs 80 plants in the garden and already has 28. how many packs of plants will she need?

If the graphs of the linear equations in a system are parallel, what does that mean about the possible solution(s) of the system? a. there are infinitely many solutions. b. there is no solution. c. there is exactly one solution. d. the lines in a system cannot be parallel.

Aschool puts on a play. the play costs $1,200 in expenses. the students charge $4.00 for tickets. there will be one performance of the play in an auditorium that seats 500 people. what is the domain of the function that shows the profit as a function of the number of tickets sold?  

What is the ratio of the length of an object in yards to the length of the same object in miles?