Eldar cooks lasagna and spaghetti using pesto sauce.

let l represent the number of batches of lasagna and

s represent the number of batches of spaghetti that eldar can cook with the amount of pesto sauce he has.

0.9

l

+

0.3

s

≤

6

0.9l+0.3s≤60, point, 9, l, plus, 0, point, 3, s, is less than or equal to, 6

eldar cooks

4

44 batches of spaghetti. how many batches of lasagna can he cook at most with the remaining pesto sauce?