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2 years ago

8

a principle estimated that 400 people attended the performance of the school play. after counting the tickets , he found that 42

3 people attended. What was the percent error in the principal's estimate?

1 answer:

WINSTONCH [101]2 years ago

6 0

The percent error of the principle is 5.4%

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PLEASE HELP ASAP

Ahat [919]

Answer:

5x+32

Step-by-step explanation:

So write out as an expression

Amy= x

Baz = x+8

Carla = 3(x+8)

Total= x +x + 8 +3x+ 24

= 5x+32

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Mr. Duncan bought a table at a discount if 30% thus saving $42. what was the marked price of the table?

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Answer:

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Step-by-step explanation:

if 30% of full price = $42 then 100% = 42/0.3 = 140

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Answer:

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Step-by-step explanation:

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