70/.1 = x/3.5
.1x = 245
x = 2450 inches
= 204.2 ft
I read that as "A train travels 70 inches in 1/10 seconds" , your are missing an "in".
A train travels 70 in 1/10 second. At this same speed, how many feet will it travel 3 1/2 seconds?
1 answer