The monthly cost for a phone plan includes a flat rate for the service, plus a charge for the number of minutes used. Sarah used 152 minutes
this month and her monthly bill was $63.24. Megan has the same phone
plan and used 321 minutes this month. Megan's monthly bill was $83.52.
Which equation represents the cost for one month of phone service, y,
after m minutes of phone use?

The triangles are similar. what is the value of x? show your work.

Arestaurant offers a $12 dinner special that has 5 choices for an appetizer, 12 choices for an entrée, and 4 choices for a dessert. how many different meals are available when you select an appetizer, an entrée, and a dessert? a meal can be chosen in nothing ways. (type a whole number.)

Ahypothesis is: a the average squared deviations about the mean of a distribution of values b) an empirically testable statement that is an unproven supposition developed in order to explain phenomena a statement that asserts the status quo; that is, any change from what has been c) thought to be true is due to random sampling order da statement that is the opposite of the null hypothesis e) the error made by rejecting the null hypothesis when it is true