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2 years ago

12

A 9,000-gallon pool is being filled at a rate of 40 gallons per minute. At this rate, how many minutes will it take to fill this

pool?

1 answer:

svet-max [94.6K]2 years ago

7 0

4 hours and 15 minutes

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In March Tom had -£165 in his bank account. In April he had -£156. In which month did he have the least amount of money in his a

Flura [38]

March = -165
April = -156

In march he is negative MORE money, meaning he has MORE money in April

This question is trying to confuse you, ussually the lowest number means less, but these numbers are negative, so the lowest number means more.
He has the least amount of money in March

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2 years ago

The chess club has 16 members and gains a new member every month. the film club has 4 members and gains 4 new members every mont

steposvetlana [31]

<span>For chess club:
y1 = 16 + 1*x where y1 = total number of members after x months .
For film club:
y2 = 4 + 4*x where y2 = total number of members after x months.

y1 = y2 when:
16 + x = 4 + 4x
3x = 12
x = 4 months
Answer: C. 4 months.</span>

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3 years ago

If the vertex of a parabola is (9,6), what is the axis of symmetry?

zimovet [89]

Answer:

x=9 :)

Step-by-step explanation:

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2 years ago

G + 4g; g= -3<br>help idek

forsale [732]

Answer:

-15

Step-by-step explanation:

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2 years ago

Read 2 more answers

Based on historical data, your manager believes that 43% of the company's orders come from first-time customers. A random sample

tatyana61 [14]

Answer:

Following are the solution to the question:

Step-by-step explanation:

$p = 0.43\\\\n = 243\\\\\sigma =\sqrt{\frac{p(1-p)}{n}}=\sqrt{\frac{0.43 (1 -0.43)}{243}}=0.0013$

z-score for $\hat{p}=0.2$ will be:

z score for will be:

$z=\frac{\hat{p}-p}{\sigma}=\frac{0.39 - 0.43}{0.0013}=-30.76$

$P(0.2$ using excel method to calculate the value.

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2 years ago