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Allushta [10]
3 years ago
6

The wingspans of Rodrigues fruit bats are normally distributed, with a mean of 82.5 centimeters and a standard deviation of 2.5

centimeters. To the nearest tenth of a percent, what percentage of Rodrigues fruit bats have a wingspan between 77.5 centimeters and 85 centimeters? A) 68.3% B) 73.4% C) 81.5% D) 85.9%
Mathematics
1 answer:
IrinaK [193]3 years ago
6 0
81.5%
i honestly looked at the numbers in the problem
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4 0
3 years ago
Use the quadratic model y = −4x2 − 3x + 4 to predict y if x equals 5.
REY [17]

Answer:

-111

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then evaluate or type it into your calculator

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7 0
3 years ago
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klemol [59]

Answer:

5

Explanation:

Let the number equal x. Half the number is then

x

2

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x

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and half that is

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2

x

then

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x

+

1

2

x

=

1

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4

x

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=

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2

10

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=

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2

2

x

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−

10

x

=

0

2

x

(

x

−

5

)

=

0

Zero is not viable solution as its reciprocal is infinity. The answer is therefore

x

=

5

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3 years ago
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