A gas station sells regular gasoline for $2.39 per gallon and premium gasoline for $2.79 per gallon. If the gas station sold a total of 550 gallons of both types of gasoline in one day for a total of $1.344.50. how many gallons of premium gasoline were sold?

A car starts a trip with 20 gallons of gasoline in its tank and consumes gas at a rate of 1 gallon for each 25 miles traveled.

r=2.24+0.06t p=2.89+0.10x In the equation above, r and p represent the price per gallons, in dollars, of regular and premium grades of gasolin, respectively, x months after January 1 of last year. What was the cost per gallon, in dollars, of premium gasoline for the month in which the per gallons price of premium exceeded the per gallon price of regular by $0.93?

A food truck sells salads for $6.50 each and drinks for $2.00 each. The food truck’s revenue from selling a total of 209 salads and drinks in one day was $836.50 . How many salads were sold that day?

A store sells shirts fro $7.50 each and hats for $5.00 each. The store earns $1,822.50 in one day from selling a total of 307 shirts and hats. How many shirts were sold on that day?

A study of gasoline prices across a particular state showed that the state's mean gas price was $2.87 per gallon, and the median gas price was $3.25 per gallon. Which of the following most likely accounts for the difference between the mean and median gas prices in this state?

Maggie's farm stand sold total of 165 pounds of apples and peaches. She sold apples for $1.75 per ground and peaches for $2.50 per pound. If she made $337.50, how many pounds of peaches did she sell?

The scatterplot below compares the average gasoline prices I Boston, per gallon, to the average gasoline prices across the United States, per gallon, during a one-year period from 2017 to 2018. Of the following equations, whihc best modeles the data in the scatterplot ?

Alan drives an average of 100 miles each week. His car can travel an average of 25 miles per gallon of gasoline. Alan would like to reduce his weekly expenditure on gasoline by $5. Assuming gasoline costs $4 per gallon, which equation can Alan use to determine how many fewer average miles,m, he should drive each week?

A man owns a field of area 1,000 sq.m. He wants to plant fruit trees in it. He has a sum of Rs. 1,400 to purchase young trees. He has the choice of two types of the tree. Type A requires 10 sq.m of ground per tree and cost. Rs. 20 per tree and type B requires 20 sq.m of ground per tree and cost Rs. 25 per tree. When fully grown, type A produces an average of 20 kg fruit Which can be sold at a profit of Rs. 2 per kg and type B produces. an average of 40 kg of fruit which can be sold at a profit.of Rs. 1.50 per kg. How many of each type should he plant to achieve maximum profit when the trees are fully grown? What is the maximum profit?

A man owns a field of area 1000 sq.m. He wants to plant fruit trees in it. He has a sum of Rs. 1400 to purchase young trees. He has the choice of two types of trees. Type A requires 10 sq.m. of ground per tree and costs Rs. 20 per tree and type B requires 20 sq.m. of ground per tree and costs Rs. 25 per tree. When fully grown type A produces an average of 20 kg. of fruit which can be sold at a profit of Rs. 2/ - per kg and type B produces an average of 40 kg of fruit which can be sold at a profit of Rs. 1.50/ - per kg. How many of each type should be planted to achieve maximum profit when the trees are fully grown ?