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bagirrra123 [75]
3 years ago
8

The science center has 200 people in attendance on Monday. The center expects Saturday's attendance to be 140

Mathematics
2 answers:
sammy [17]3 years ago
8 0

Answer:

A

Step-by-step explanation:

Molodets [167]3 years ago
5 0

<em><u>Answer:</u></em>

Natasha should have multiplied 140 by 2

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A group of finance managers at a car dealership estimates thatt 23% of all cars purchased last year were leases.If a sample of 8
vesna_86 [32]

Answer:

p = 0.52392

Step-by-step explanation:

Here we have

p = 23% = 0.23

\hat p = 208/800 = 0.26

n = 800

q = 1-p = 0.77

α = 5% = 0.05

Here we have

Z test given by

z=\frac{\hat{p}-p}{\sqrt{\frac{pq}{n}}}

From which we have

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5 0
3 years ago
You are offered two jobs. One with a yearly salary of $51,670, and the other an hourly
sattari [20]

Step-by-step explanation:

a year = 52 weeks

a year working hours = 45× 52 = 2340 hours

first job rate per hour = $51670 ÷ 2340 hours

= $22

sec job rate per hour = $26

5 0
2 years ago
A 26-year-old male is interested in purchasing life insurance. Using the table, determine what the annual premium for a 20-Payme
ahrayia [7]

Answer:

Step-by-step explanation:

its B

8 0
2 years ago
Y varies directly as x if y is 2 when x is 8 then the constant of variation is 1/4
sp2606 [1]

Answer:

a. True.

Step-by-step explanation:

y = kx

y = 2 when x = 8 gives:

2 = 8 * k

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6 0
2 years ago
Help me now !!!!!<br> help i need help
iren2701 [21]

cylinder:

V = πr²h

V = 3.14(2)² * 3

V = 3.14(4) * 3

V = 3.14(12)

V = 37.7m³

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V = lwh

V = (2.4)(9)(5)

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the entirety of the sculpture:

V = volume of cylinder + volume of rectangular prism

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<u>V = 145.7m³</u>

4 0
1 year ago
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