How many pounds of chamomile tea that costs 18.20 per pound must be mixed with 12lb of orange tea that costs 12.25 per pound to make a mixture that costs 14.63 per pound

8 pounds of chamomile tea must be mixed to make a mixture that costs 14.63 per pound.              

Step-by-step explanation:

We are given the following in the question:

Chamomile tea:

Unit cost = 18.20 per pound

Amount = x pounds

Total cost =

Orange tea:

Unit cost = 12.25 per pound

Amount = 12 pounds

Total cost =

Total mixture:

Unit cost = 14.63 per pound

Amount = (12+x) pounds

Total cost =

We can write the equation that cost of mixture is equal to cost of chamomile tea and orange tea.

Thus, 8 pounds of chamomile tea must be mixed to make a mixture that costs 14.63 per pound.

7! = 7×6×5×4×3×2

3! = 3× 2

as 7! is multiple of 3! because 7! contains 3! that is 3× 2 as factor

so 7! /(3! ) = 7× 6× 5× 4

= 42 × 20

= 840

its b) 840✌✌✌

dhruv⭐

12.5 feet

step-by-step explanation: