Which list of numbers is shown on the number line? help please a b c or d I give you 20 or 30 points please answer me!

Julia is going for a walk through the neighborhood. what unit of measure is most appropriate to describe the distance she walks?

Aflute is on sale for 20% off. including the discount and 8% tax, the sales price is $216.

The function a represents the cost of manufacturing product a, in hundreds of dollars, and the function b represents the cost of manufacturing product b, in hundreds of dollars. a(t) = 5t + 2 b(t) = 7t - 2t +4 find the expression that describes the total cost of manufacturing both products, a(t) + b(t). a. 7t^2 - 7t + 2 b. 7t^2 + 3 +6 c. 7t^2 + 7t - 6 d. 7t^2 - 3t + 6