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2 years ago

14

DinElla’s test grades in her history class are 89, 94, 82, 84, and 98. What score must Ella make on her next test to have a mean

test score of 90?
needed on the next test

1 answer:

rjkz [21]2 years ago

4 0

Just calculate it hahahaha

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List all number sets that apply to each number.<br><br> 1) 0.125<br><br> 2) 18/19

ch4aika [34]

Answer:

0.125 as a fraction is 1/8 and as a percentage is 12 1/2%

18/19 as a decimal is 0.94 (rounded to the nearest hundredths) and as a percentage is 94.73% (rounded to nearest hundredths)

Hope I helped :)

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3 years ago

Batching s father is 26 years younger than Batching s grand father and 29 years older than Baching.The sum of the ages of all th

Shalnov [3]

$x + (x + 29) + (x + 26 + 29) = 135$
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3 years ago

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Bogdan [553]

Answer:

4x²+12x+9

Step-by-step explanation:

1. 2x times 2x = 4x²

2. 2x times 3 = 12x

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2 years ago

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-2x+1=7 how do I do this?

ivanzaharov [21]

Answer: x=-3

Step-by-step explanation: -2x+1=7

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The graph of this inequality states that x is less than -4.<br><br> True<br><br> False

Trava [24]

Answer:

True

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The open circle means that x does not include -4. Therefore, it means that x is less than -4.

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3 years ago