Answer:
Step-by-step explanation:
7/12
1)7*2/12*2 = 14/24
2) 7*3 / 12*3 = 21/36
3) 7*4/12*4 = 28/48
5 is less than or equal to -3+x
Add the mileage together to find total miles.
Add the hours together.
Divide total miles by total hours.
305 + 190 = 495 miles
5 + 4 = 9 hours.
495 / 9 = 55 miles per hour.
The average speed was 55 miles per hour.
Your answer is -4<span>√6. Hope this helps :)</span>
2876 Rounds To 3000
513 Rounds To 500
18 Rounds To 20
Then multiply:
3000x500x20= 30,000,000
Hope i helped :)