Question

Help me (-: thank you

Answer 1

15t + <35> j  (price * count sold)

Cost = <4.5>t + 5 j + 150

Profilt = Revenue - Cost = (15t + <35>j) - (<4.5>t + 5j + 150)

= 15t + <35>j - <4.5>t < - >5j - 150
= 50t - -9.5j  - 150