answer tbe following parts a1, a2, b and c

Question 5 of 5

Question 5 of 5 Vew E icies Attempt History Cut rent Attempt in progress 0.33/4 Irdustries mar-adactures and sells three different models Of v.etdry shop vacuum cleaners.AIthOJgh the vs vary in terms of quality "-d features, all are good sellers. Tanek is currently operating at full capacity with limited machine time Sales ard information relevant to each model follows Standard Deluxe Self' n i price sua Vai.ble costs and expenses requit C marsin And