if 3 buckets containing 2kg of paint has been used to paint a fence 90 m long and 80 cm high. how many buckets of 2kg of paint are necesary to paint a fence 200 meters long and 120 cm high?

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01-10-2016
Mathematics

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if 3 buckets containing 2kg of paint has been used to paint a fence 90 m long and 80 cm high. how many buckets of 2kg of paint are necesary to paint a fence 200 meters long and 120 cm high?

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1. Find the possible values of r in the inequality 5 > r - 3. OA.r = 8. OB. r<2 OC.r=2 D. r<8

eem241 eem241 · Answer 1 · 2016-10-01T02:26:55+02:00

eem241 eem241

01-10-2016

3 buckets covers 90m x 80cm = 3 buckets for 90x0.8 = 3 for 72

x buckets covers 200m x 120cm = x buckets for 200x1.2 = x for 240

3/72 = x/240
720 = 72x
x =10 buckets of paint to cover 200mx120cm fence

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