4 miles
Step-by-step explanation:
if you travel 8 in 1 hour just cut it in half
8 * 1/2 = 4
518,400
step-by-step explanation:
the area is multiplying all the given measurements together.
40 * 18 * 30 * 24 = 518,400
1: -2 3/4, -2 1/2, -14, 0, 3, 8 1/3
2: -4, -3, -2 1/2, -2 1/4, 3 1/4,