KantZan9amammalie KantZan9amammalie

16-10-2016
Mathematics

contestada

There are 6 rows with 18 chairs in each row. in the center of the chairs, 4 rows of 6 chairs are brown.the rest of the hairs are blue. how many chairs re blue?

Respuesta :

BigBrain BigBrain

16-10-2016

84 chairs are Blue because 6×18-6×4=84

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olemakpadu olemakpadu

16-10-2016

6 rows with 18 chairs each.

Total number of chairs = 6 * 18 = 108 chairs.

4 rows of 6 chairs are brown :

Total = 4 * 6 = 24 chairs are brown.

Number of chairs that are blue = Total - number of brown = 108 - 24 = 84

84 chairs are blue.

I hope this explains it.

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