m=52h
52 is the miles/hour, and you’re going for 4 hours, which is 208 miles.
Answer:
3 examples of mechanical digestion:
Mastication
Swallowing
Peristalsis
They all 3 have no solution!
If Ian uses 1/20 of the ketchup 4 times, this is equal to 4/20, or

.

can be simplified to

, which means we need to work out

of 12.2

is equivalent to 20%, which as a decimal is 0.2
0.2 x 12.2 = 2.44 - however, this is how much he has
used, and we need to figure out how much is left.
12.2 - 2.44 = 9.76
So, Ian has 9.76 oz remaining :)