"p! Directions: Summer is here, and the Marcus family is planning a trip. Help them determine the total cost. . Getting there: The Marcus family is going to drive since airfare is quite expensive. Their family vehicle has an 18-gallon gas tank and can travel 30 miles on one gallon of gas. The trip is 870 miles, one way. How many miles do they travel there and back? 11740 • If they can travel 30 miles on one gallon of gas, and their family car has an 18-gallon tank, how many miles can they travel on one tank of gas? How many gallons of gas will their family need to travel the number of miles in the trip (round trip)?​

step-by-step explanation:

if you want to solve percent error follow these steps.

1. subtract the accepted value from the experimental value.

2. take the absolute value of step 1.

3. divide that answer by the accepted value.

4. multiply that answer by 100 and add the % symbol to express the answer as a percentage.

if you want to solve percent of change just do this.

1. work out the difference (increase) between the two numbers you are comparing.

2. divide the increase by the original number and multiply the answer by 100. if your answer is a negative number then this is a percentage decrease.

hope this : )

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step-by-step explanation:

just for that im not answering

what

its adding 5.5 each time

step-by-step explanation: