When marla rounded 19.95 to the nearest tenth she found the number change to 20.

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.

Twelve less than a number is at most 20

What is the value of the expression i 0 × i 1 × i 2 × i 3 × i 4? 1 –1 i –i