Question

The chemicals in my swimming pool use a ratio of 5 tablets of chlorine for every 14 days. Which ratio shows the number of chlorine tablets needed for 42 days?

A) 14 to 42

B) 15 to 42

C) 19 to 42

D) 3 to 42

Answer 1

5:14
SO X:42
WE HAVE TO MULTIPLY BY 3 TO 5:14
THEREFORE THE ANSWER IS 15:42

Answer 2

B) 15 TO 42 IS THE ANSWER.