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Virty [35]
2 years ago
15

Sarah is driving her car very smoothly from

Mathematics
1 answer:
Leya [2.2K]2 years ago
6 0
Like saying <span>v(0)=20,v(25)=40</span> and so by mean value theorem there is an x between 0 and 25 with <span><span>v′</span>(x)=<span><span>40−20</span>25</span>=<span>2025</span>=<span>45</span></span>

yeah. What satellite says. 4/5 mph/min but we want x in mph/h, so multiply by 60 (4/5)*60=48 mph/h

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The sales tax charged on a $40 dress was $3.20.what is the sales tax rate charged on the dress?
Ulleksa [173]

Answer:

8%

Step-by-step explanation:

3.20 divided by 40 = 0.08

0.08 = 8% therefore $3.20 divided by $40.00 = 8% sales tax

5 0
2 years ago
Mrs. Jones buys two toys for her son. The probability that the first toy is defective is 1/3, and the probability that the secon
sergeinik [125]

Answer:

Probability=\frac{1}{15}

Step-by-step explanation:

As it is given that

Probability of toy A is defective is =P(A) = \frac{1}{3}

Probability of toy b is defective if A is defective = P (B)=\frac{1}{5}

WE have to find the P(A n B)

By the law of Probability

P(A n B) = P (A).P(B)

putting the values given to us

P(AnB)=\frac{1}{3} * \frac{1}{5}

Probability=\frac{1}{15}

3 0
2 years ago
Read 2 more answers
Given a data set consisting of 33 unique whole number observations, its five-number summary is: [19,32,47,61,77] how many observ
Dafna11 [192]

Given a data set consisting of 33 unique whole number observations, its five-number summary is: [19,32,47,61,77] how many observations are strictly less than 32?

Solution: The five number summary denotes:

Minimum = 19

First Quartile = 32

Median = 47

Third Quartile = 61

Maximum = 77

Since there are an odd number of observations (33) in the data set, the First Quartile (32) must be at the (33+1)/4 = 8.5th position, meaning there are 7 numbers less than 32.

Therefore, there are 7 observations that are strictly less than 32

3 0
2 years ago
Read 2 more answers
In the diagram shown of circle A, segments UV and UT are congruent. If
grandymaker [24]

Answer:

 35°

Step-by-step explanation:

We assume that points S, T, U, V all lie on the circle.

Inscribed angle TUV intercepts long arc VST and short arc VUT. The long arc has measure 220°, so the measure of the short arc is 360° -220° = 140°.

Since chords UV and UT are the same length, point U bisects arc VUT. That means the measure of arc VU is 140°/2 = 70°.

Inscribed angle VSU intercepts arc VU, so has half the measure of the arc:

 ∠VSU = 70°/2

 ∠VSU = 35°

Read more on Brainly.com - brainly.com/question/15559971#readmore

8 0
2 years ago
What integer represents saving $65?
-BARSIC- [3]
I feel very wrong but I think |65| sorry, I just started learning absolute value and integers and I am bad at math
4 0
2 years ago
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