Multiply 3 by 4, which gets you 12 mph
Answer:
5:8
Step-by-step explanation:
The distance traveled by the balloon in every minute makes an arithmetic sequence with a first term equal to 40 ft and common difference equal to 20. The nth term of an arithmetic sequence is calculated by,
an = a1 + (n - 1) x d
Substituting,
an = 40 + (15 - 1) x 20 = 320
Thus, the answer is letter B. 320 feet.
Answer:
109 is the 22nd term
Step-by-step explanation:
