In order to approach these tests one must be confident and prepared.
9 workers
7 workers can make 210 pairs of cup in 6 days, so:
1 worker can make 30 pairs of cup in 6 days, so:
1 worker can make 5 pairs of cup in 1 day.
Using this info, because
the workers need to make 450 pairs of cup in 10 days,
they need to make 45 pairs of cup in 1 day,
each worker can make 5 pairs of cup in 1 day,
so 45/5 = 9 workers
voila!
Answer:
Religious music (also sacred music) is music performed or composed for religious use or through religious influence.[1] It may overlap with ritual music, which is music, sacred or not, performed or composed for or as ritual
