subject
Mathematics, 30.04.2021 02:50 billycain9647

On her way home from work, Sandra fills up her car. She likes the idea of using gasoline with ethanol, but thinks her car can only handle 30% ethanol. At the gas station, she can use regular gas with 10% ethanol or E70 fuel with 70% ethanol. How many gallons of each type of fuel should Sandra use if she wants to fill up her car with 9 gallons of fuel containing 30% ethanol?

ansver
Answers: 3

Another question on Mathematics

question
Mathematics, 21.06.2019 17:20
Consider the proof. given: segment ab is parallel to line de. prove: what is the missing statement in step 5?
Answers: 3
question
Mathematics, 22.06.2019 00:30
Bo is buying a board game that usually costs bb dollars. the game is on sale, and the price has been reduced by 18\%18%. which of the following expressions could represent how much bo pays for the game? choose 2 answers: choose 2 answers: (choice a) a 0.82b0.82b (choice b) b 1.18b1.18b (choice c) c b-0.18b−0.18 (choice d) d b-18b−18 (choice e) e b-0.18bb−0.18b
Answers: 2
question
Mathematics, 22.06.2019 01:30
Paco orders an ice cream for $1, but realizes his wallet is at home and he only has 3/20 of $1 with him. if his mom pays the remaining 7/20 of the dollar, how much will she pay? $0.05 $0.15 $0.85 $0.95
Answers: 1
question
Mathematics, 22.06.2019 02:40
How many significant figures are there in the number 10.76?
Answers: 1
You know the right answer?
On her way home from work, Sandra fills up her car. She likes the idea of using gasoline with ethano...
Questions
question
Computers and Technology, 12.02.2020 20:15
question
Health, 12.02.2020 20:15
question
Mathematics, 12.02.2020 20:15
Questions on the website: 13722367