The path of a rotating lawnmower blade has a diameter of 24 inches and a circumference of about 75 inches. on a smaller model of the lawnmower, the blade has a circumference of about 12.5 inches. what is the diameter of the model? 1. pick a proportion 2. substitute the given values 3. find the factor 4. solve for the missing part ( solve and tell me each question/number and tell me it like 1.(answer) 2.(answer) and so on and so on)

Titus works at a hotel. part of his job is to keep the complimentary pitcher of water at least half full and always with ice. when he starts his shift, the water level shows 4 gallons, or 128 cups of water. as the shift progresses, he records the level of the water every 10 minutes. after 2 hours, he uses a regression calculator to compute an equation for the decrease in water. his equation is w –0.414t + 129.549, where t is the number of minutes and w is the level of water. according to the equation, after about how many minutes would the water level be less than or equal to 64 cups?