plz help and ill help u back
1. 1:4
2. 10/18, and 100/180
6:16We can divide 2 to both numbers.6 / 2 = 316 / 2 = 83/85/9Multiply 2 to the numerator and denominator:2 5 = 102 9 = 1810/18Do it again:2 10 = 202 18 = 3620/36