Q: What is the ratio of 3 and 21?

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The difference of the ratio is three. 21 is three times larger than 7

21/1600 = 0.013125

The ratio of 3 to 5 is 3/5.

16:21

Convert the ratio to fraction first, then convert the fraction to decimal. Example: ratio = 3 : 4 3 : 4 = 3/4 = 0.75

Related questions

21/7 = 3 Or, a 3 to 1 ratio.

As 21 is 3 x 7 the ratio 7:21 = 1:3

3/21 = 1:7

The ratio of girls to boys is 21/14 = 3/2 = 1.5 . The ratio of boys to girls is 14/21 = 2/3 = 0.66 .

7:3

3 : 2

It is already in its simplest ratio because 17 is a prime number but if it were 7 boys to 21 girls then the ratio would be 1 to 3

The ratio, as a fraction, is 7/12. The two steps are: -- Convert all units to inches (1 foot = 12 inches, so 3 feet = 36 inches) -- Reduce the ratio 21/36 (the numbers 21 and 36 have a GCF of 3) 21 divided by 3 = 7 36 divided by 3 is 12 21/36 = 7/12

They are: 3 and 7

Expressed as a ratio in its simplest form, by dividing the antecedent and consequent by 3, 21:27 is equal to 7:9.

If the question relates to the ratio 21 : 8 compared with 3 : 1 then they are not equal. Dividing both parts of the first ratio by 8 gives 2⅝ : 1. However, 21 : 7 is equivalent to 3 : 1 as division of both parts of the first ratio by 7 gives 3 : 1.

21/91 = 3/13