Question

If the cutoff for a safe ratio of infected people is 1 in 10,000, what is the greatest number of people out of the 6,700,000 that can be infected and still be within the safe ratio?

Answer 1

Hey there!

$6700000 \div 10000 = 670$

Answer : Greatest number of people that can be infected and still be within the safe ratio is 670.

Hope this helps. - M

Answer 2

Safe  : Infected = 1 : 10 000

Multiply by 670:
Safe  : Infected = 1 x 670 : 10 000 x 670
Safe  : Infected = 670 : 6 700 000

Answer: 670