add the total time = 3+1 = 4 hours
add total miles = 100+49 = 149
divide 149 by 4= 149/4 = 37.25 miles per hour average
2a+3=s
I used the first letter of the name, or you can use x and y in place of a and s
You need to find what 11% of 4 2/5 is.
You can convert 4 2/5 to 4.4 and 11% to .11
Then just multiply them together
4.4 * .11 = your answer
Answer:
29 : 8
.........................
