Choose Yes or No to tell if the number 30 will make each equation true. 270 ÷ □ = 9

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1,200 ÷ □ = 400

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9,000 ÷ □ = 300

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600 ÷ □ = 20

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(will mark brainiest and 5 points pls answer its for a test due in 20 min).

Jorge wants to determine the enlarged dimensions of a digital photo to be used as wallpaper on his computer screen. the original photo was 800 pixels wide by 600 pixels high. the new photo will be 1,260 pixels wide. what will the new height be?