Hello! My work for this problem is attached below. The answer is
Vb = 4Va
Answer:
440
Step-by-step explanation:
55x8. 8x5=40 carry the 4. 8x5=40+4=44 so it is 440
104/ 8 = 13.
Every hour she vacuumed 13 cars.
There are two variables here, which are time (minutes) and the number of beats, and they both have a relationship (68 beats in one minute), therefore it is an example of a unit rate
