Question

the ratio of 1week:21 days

Answer 1

Answer:

1 week : 21 days = 1:3

Step-by-step explanation:

• A ratio is a relationship between two quantities of the same kind with the same unit and is obtained by dividing the first quantity by the second.
• A ratio has no unit.
• To calculate the ratio, the two quantities have to be measured using the same unit. If not, they should be converted to the same unit before the ratio is taken.

1 week = 7 days

So, find the ratio of 7 days: 21 days

$\frac{7}{12}$

Divide by  7

[tex]=\frac{7 \div 7}{21 \div 7} \\ =\frac{1}{3} [/tex]

So, 1 week : 21 days = 1:3

Answer 2

the final ratio=1:3

Step-by-step explanation:

• 1 week=7 days
• ratio of 1 week : 21 days= 7 days: 21 days
• =$\frac{7}{21}=\frac{1}{3}$
• =1:3