1. If the numbers are the same, 10n +n, or 11n
.. If the numbers are different, 10a +b
2. 5(a -b)
3. 5n = 15
10/13 would be the larger number and here is why
10/13
10/13 x 3780/3780
37800/49140
so your answer is 10/13
24 units by 15 units. divide both numbers by 5
Answer: 41.86 miles/hour
Step-by-step explanation:
Use Distance = Speed*Time to find the two missing values with the data that is provided for those two cases [<em>in brackets</em>].
MPH MILES HOURS
50 20 [<em>0.4]</em>
[<em>40</em>] <u>70</u> <u>1.75</u>
Totals 90 miles 2.15 hours
Average = 90 miles/2.15 hours
41.86 mph