Respuesta :

Answer:

$18

Step-by-step explanation:

Ratio

Ratios are numerical proportions among different values.

Eg. 1 : 4 is 1 to 4.

Solution

Given Total Shares = 1 + 4 = 5 = $90

Jacob gets 1 share.

1 Share = $90 ÷ 5 = $18

Therefore Jacob gets $18.