The proportional relationship between the number of hours a business operates and its total cost of electricity is shown in the following graph. Which statements about the graph are true? Choose all answers that apply: A The y-coordinate of point A represents the total cost of electricity when the business operates for 4 hours. B The total cost of electricity is $35 when operating the business for 1 hour. C None of the above

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During your cycling trip, you and your friends often stayed in hostels. the prices of these are listed below. hostel standard room (price per night) with breakfast (price per night) super sleep hostels £22.45 £28.65 normandy nights £18.55 £25 zzzola hostels £24.50 £30.99 belgian beds £11.20 £18.55 night-time rest days ? £33 what is the range in cost for a single night, including both standard room prices and with breakfast prices?

(! ) three cylinders have a height of 8 cm. cylinder 1 has a radius of 1 cm. cylinder 2 has a radius of 2 cm. cylinder 3 has a radius of 3 cm. find the volume of each cylinder