Montel owns a machine shop. In reviewing the shop's utaty bils for the past 12 months, he found that the Nighest bill of $2,800 occurred in Auguat whien the machines worknd 1 tho machine hours. The lowest utily bill of $2,600 occurred in December when the machines worked 900 machine hours. Read the reguinements Requirement 1. Use the Nich-low method to calculate the variable cost per machine hour and the total fired ueily cost to the noarest cent.) Cakoulate the totar fixed cost. Select the formula iabels, then enter the amounts and compute be total fued cost (Use the highest pont) Requirements 1. Use the Ninhlow metiod to colculate tive variable cost per machine hour and the bosel fired usity cost 2. Show the equation for deterevining the fotal chity cost for the mathine shop. 3. If Montel assopates using 1,200 machine pown in January, predict the shogis rotal velty bill using the equation teom Requeament 2 . Compute the missing amounts for the following table: tiit (Click the icon to view the table.) Compute the missing amounts. (Enter the contribution margin ratio to nearest percent, X%.) Data table John Street Barber Shop pays $30 per month for water for the first 13,000 gallons and $2.50 per thousand gallons above 13,000 gatilons. Calculate the fotal watnr cost when the baiber shop uses 10,000 gallons, 17,000 gallons, and 18,000 gallons: (Do not tound narim caloulations. Round your final answers to the neareat cent.)