Answer:
49 can be broken down into 7 * 7 so the prime factorization is simply 7².
Answer: The answer is 600 cm.
Step-by-step explanation:
The answer is 28.2 because 479.4 ft. ÷ 17 ft. = 28.2 ft.
Answer:
15 days
Step-by-step explanation:
Let x be the number of days needed for B to complete the job. Then x-5 is the number of days needed for A to complete the job.
In 1 day,
- A completes
of all work; - B completes
of all work.
Hence, in 1 day both A and B complete
of all work. A and B working together can do a work in 6 days. Then

Solve this equation:

If
then
that is impossible. So, B needs 15 days to complete the work alone.