Alarge tub of popcorn costs 3.80 and holds 200g a regular tub of popcorn costs 3.50 and holds 175g ,which is better value for money?

Do one of the following, as appropriate: (a) find the critical value z subscript alpha divided by 2 , (b) find the critical value t subscript alpha divided by 2 . 99%; nequals 17; sigma is unknown; population appears to be normally distributed.

△abc is similar to △xyz. also, side ab measures 6 cm, side bc measures 18 cm, and side xy measures 12 cm. what is the measure of side yz ? enter your answer in the box.

Jeremy wants to determine the number of solutions for the equation below without actually solving the equation.