Compare the 2 functions that are shown. Function A
Time (sec) Distance (meters)
10
140
20
280
Function B
D=13s
30
40
50
420
560
700
Which function has a greater speed, and what is the greater speed?

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.