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iragen [17]
3 years ago
15

Evaluate A 2 for A = -4.

Mathematics
1 answer:
Leno4ka [110]3 years ago
7 0
-8..............................
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What is the value of -7/8 divided by -1 2/5
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3 years ago
In the collection of beads, StartFraction 4 Over 20 EndFraction are blue. Which model shows the percent of beads that are blue?
jolli1 [7]

Option B model shows the percent of beads that are blue.

Solution:

Fraction of beads blue = \frac{4}{20}

To convert it into percent multiply the fraction by 100.

$\text {Percent of} \ \frac{4}{20}=\frac{4}{20}\times 100\%

                     $=\frac{4\times 100}{20} \%

Cancel the common factors, we get

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Therefore option 2 represents \frac{20}{100}.

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8 0
3 years ago
A coin is biased to show 35% heads and 65% tails. the coin is tissed twice. what is the probability that the coin turns up heads
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The required probability is:
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The answer is 0.455.
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The school bus driver drove 90 minutes at a constant speed of 40mph. He then drove another 90 minutes at 70mph until school bus
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Answer:

a

Step-by-step explanation:

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