What is 524.47 rounded to the nearest tenth?

a.
525

b.
524.5

c.
525.4

d.
524

The tenth place is the first number to the right of a decimal. To determine if you're rounding or not, check the hundred's place, 2 numbers to the right of a decimal, for 5 or higher. If it's .45, round to .5, if it's .44, round to .4
Your answer is 524.5, which is B.)

4 liters because 4 liters equals 1.05 gallons and a gallon equals 3.78 liters