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What is the ratio of diameter and width of wheel?
It depends on what you mean by width. If you view the wheel as a disk and consider its width as the side-to-side measure, then they two are the same so the ratio is 1. If you view the wheel head-on and consider its width as the profile, then there is no relation.
What is the most appropriate unit to measure the width of a thumbtack?
The head or the point of the pin? I would measure the head in millimeters and the point of the pin in micrometers.
The length of a rectangle is 8 inches more than the width If the preimeter is 212 inches. what is the length and width?
Do-it-in-your-head method: Length + width equals half the perimeter, ie 106; 106 - 8 = 98; half of 98 is 49 which is the width, making the length 57.
The perimeter of a rectangle is 152 inches The length exceeds the width by 36 inches What is the length and width?
Do-it-in-your-head method:Length + width is half the perimeter, ie 76 inches;76 - 36 = 40;Half of 40 is 20: this is the width;20 + 36 = 56: this is the length.Job done.
How many sq feet is a 12 ft x 11ft room?
Length times width gives you the answer, surely you can do 11X 12 in your head or on your phone....
