I think I'm not sure its right but I think its 1,140
Answer:
The number of inches will be greater than 7 because inches are smaller than meters.
Step-by-step explanation:
Check the picture below. So the ellipse looks more or less like so.
since the major axis is over the x-axis, is a horizontal ellipse, notice the "a" component length and the value for "c".

Answer: 70 miles
Step-by-step explanation: scince the trip is 30% finished and that 30% was 21 miles you just have to multiply 21 by 3 which is 63and than you have to figure out what 1 third of 21 is which is 7 and than you just have to add 7 to 63. Hope this helps