60*2= 120
60/2= 30
120+30= 150
40/2= 20
150+20= 170
You drove 170 miles.
I hope this helped!
Answer:
the leanth of the track is 1/2 miles long.
Step-by-step explanation:
Im sorry that i couldn't complete all the questions, I had a family thing to go to so sorry.
Answer: um if the original is just the first 15 increase then it should be greater
Step-by-step explanation:
Answer:
4.35
Step-by-step explanation:
Answer:
log base 10 of 40/9, log(40/9), or 0.6478
Step-by-step explanation:
Easiest and fastest way to do this is to plug it into the calc because the log base 10 of those numbers given will be nasty decimals.