Their average speed was 52 miles per hour
Answer:
2 gallons
Step-by-step explanation:
25% of 4 gallons is 1 gallons, which means that 75% of the hand sanitizer is not alcohol, and is 3 gallons. since that is the amount of not alcohol, and we want it to be 50% solution, it has to be 3 gallons of alcohol in total, and 3-1=2.
Solve using the Pythagorean theorem.
The hypotenuse is c.
I think the answer shouls be 80. But its not given in the options.
B but the last one in the b row