A string of decorative lights it’s 28 feet long. The first light is 16 inches from the plug. If the lights are spaced 4 inches apart. How many lights are in the string?

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asked Aug 19, 2019 161k views

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Sala · Answer 1 · 2019-08-24T16:21:50+0000

because the spacing is in inches, the total length of the string is 28 * 12 = 336 inches long

subtract the distance to the first light: 336 - 16 = 320 inches left

the spacing is 4 inches so now you would divide the length by the spacing to get the quantity of lights:

320 / 4 = 80 lights

A string of decorative lights it’s 28 feet long. The first light is 16 inches from the plug. If the lights are spaced 4 inches apart. How many lights are in the string?

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