Answer:
4,12,36,106,324
Step-by-step explanation:
Identify the sequence, then use the formula to find the first term
The cities are 40 miles apart
4736
1) 100 divided by 5 is 20
2) 20 times 3 is 60
3) 60 times 79 is 4740
4) 4740 subtract from 4 is 4736
5) Answer is 4736
84 inches squared
1/12
bc ik