PLEASE HELP!! this is ratios

1. 8:5
2. 4:19
3. 6:23
4: How you find an equivalent fraction can either be dividing or multiplying by 2. 2 equivalent ratios to question 1 would be 16:10 and since we can’t divide by 5, we multiply again which would be 32:20.
(Hope this was helpful ^^)

Your answer would be ahere is how: perimeter is how long all the sides are. in a rectangle, there are two sets of parallel sides. so, to find this, we would to the following.(15x2)+(4x2)30+838if you have questions ask! and mark me brainliest! i really wanna level up : 3