4 customers at a gas station this morning each purchased the same type of gasoline. Numbers of gallons of gasoline are 7.5,13,10.5,6.25total cost are $30,#52,$42,$25using the data in the table above, what is the constant proportionality, k,that can be used to find the total cost, C,for n gallons of this type of gasoline?

Apsychology student wishes to investigate differences in political opinions between business majors and political science majors at her college. she randomly selects 100 students from the 260 business majors and 100 students from the 180 political science majors. does this sampling plan result in a simple random sample? why or why not? no, because each group of 200 students in the sample does not have the same chance of being selected. yes, because each group of 200 students in the sample has the same chance of being selected. no, because each individual student does not have an equal chance of being selected. yes, because each individual student has the same chance of being selected.

You receive 15% of the profit from a car wash how much money do you receive from a profit of 300

Acar started driving from city a to city b, distance between which is 620 miles, at a rate of 60 mph. two hours later a truck left city b and started moving towards city a at a rate of 40 mph. what distance from city a is the point where the truck and the car will meet?