7. Ricardo paid $15 for 4 pounds of almonds. At this price, how much would he pay for 10 pounds of almonds? You must write as a proportion before solving.

$37.50

Step-by-step explanation:

First, create a proportion:

=

Then, cross multiply and solve for x:

150 = 4x

37.5 = x

So, 10 pounds of almonds will cost $37.50

use this formula:

p(a\b) = p(a and b)/p(b).

take it from here.