I will mark you brainliest if correct please help and explain how you got it if you can

Boris needs to buy plastic spoons. brand a has a box 42 spoons for $2.37. brand b has a box of 72 spoons for $3.57. find the unit price for each brand. then state which brand is the better buy based on the unit price. round your answer to the nearest cent.

Evaluate 8j -k+148j−k+14 when j=0.25j=0.25 and k=1k=1.

Can you me find the slope! (30 points)