Answer:
x=3.5
Step-by-step explanation:
We can use proportions to solve this problem. Put the side of one triangle over the same side of the other triangle.
6 4.2
------ = ----------
5 x
Using cross products
6x = 5*4.2
6x =21
Divide by 6
6x/6 = 21/6
x=3.5
Answer:
$508.33
Step-by-step explanation:
If I bet $25 (And I win, of course), I will win:
If I win $61 per every $3 bet, then:
61/3 = x/25 ⇒ Solving for 'x':
61*25/3 = $508.33
Finally, if you bet $25 you will win $508.33.