Well, honey, the ratio of 3 to 21 is 1:7. You could also simplify it by dividing both numbers by 3 to get 1:7. Hope that clears things up for you!
15/21 in lower terms is 5/7.It is 5/7.
21/1600 = 0.013125
No - the ratio 35 to 10 is equivalent to the ratio 7 to 2 (not 7 to 5) because 7x5=35 and 2x5=10.
The ratio is 8 to 7
21/7 = 3 Or, a 3 to 1 ratio.
As 21 is 3 x 7 the ratio 7:21 = 1:3
21 : 6factor out a 33(7 : 2)7 : 2==========simplified ratio
6 to 7
7:21
7 to 4
It is: 7 to 2
21:6::7:2
3/21 = 1:7
21:14 21/7:14/7 3:2
There are 21 brown to 6 green, which reduced gives us a ratio of 7:2. (21 divided by three and 6 divided by three) The ratio 7:2 describes brown to green. The ratio 2:7 would describe green to brown.
7:3