Answer:
25
Step-by-step explanation:
1/5 equals 20/1 so then you'd write out the problem like this: 1/4= ?/1
as you can see in the first part, 5 times 20 is 100 and the ones cancel out. If you cancel out the ones in the second part, you're left with 4 times what equals what, and the answer is 25.
Es 1,331.6
................
3 out of 7 so 2 in a row will be 4 out of 7 chance I think
About $58. that is if they are the same price.