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Reptile [31]
3 years ago
10

Y-Mart is having a sale on picture books. Each book costs $5.25. If they make $435.75

Mathematics
1 answer:
aniked [119]3 years ago
7 0
They sell 83 books to make 435.75
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The fish population in a local lake is 10,000. The population increase by half every year. Which function represents the fish po
sweet-ann [11.9K]

Answer:

5. f(x) = 10,000 (1.5)^x

Step-by-step explanation:

We would have to multiply the original amount by 1.50^x because the initial amount would be 1, and 50% increase would be .5 so 1.5 and you raise it to the number of years to show the total increase.

Let's test it.

Initial:

10,000

After 1 year

10,000 + (.5*10000)

10,000 + 5000 = 15,000

After 2 years

15,000 + (.5*15000)

15,000 + 7500 = 22,500

Let's try our equation.

f(x) = 10,000 (1.5)^x

x = 2

10,000(1.5)^2

10,000(2.25) = 22,500

The same!

7 0
4 years ago
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PLSSS HELP IF YOU TURLY KNOW THISS
Salsk061 [2.6K]

Answer:

they are not equivalent

Step-by-step explanation:

6 0
2 years ago
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Amanufacturer of potato chips would like to know whether its bag filling machine works correctly at the 433 gram setting. It is
ankoles [38]

Answer:

There is not enough evidence to support the claim that the bags are under filled.

Step-by-step explanation:

Given :

Population mean, μ = 433

Sample size, n = 26

xbar = 427

Variance, s² = 324 ; Standard deviation, s = √324 = 18

The hypothesis :

H0 : μ = 433

H0 : μ < 433

The test statistic :

(xbar - μ) ÷ (s/√(n))

(427 - 433) / (18 / √26)

-6 / 3.5300904

T = -1.70

The Pvalue :

df = 26-1 = 25 ; α = 0.05

Pvalue = 0.0508

Since Pvalue > α ; WE fail to reject the Null and conclude that there is not enough evidence to support the claim that the bags are underfilled

3 0
3 years ago
Can someone help me solve this need help on this ASAP
Nezavi [6.7K]
<h3>Given : </h3>

  • Radius of circle = 7 inches

<h3>To Find : </h3>

  • Circumference of circle = ?

<h3>Solution :</h3>

We are given radius, r = 7 inches

We know that :

Circumference = 2πr

⟹ Circumference = 2π × 7 inches

⟹ Circumference = 14π inches

Hence, circumference of circle is 14π inches.

3 0
3 years ago
1 minus the product of four and a number x
andrew-mc [135]

Answer:

Step-by-step explanation:

Answer:

The numerical expression would be  

1

−

4

x

.

Explanation:

1

[One] - [minus] [the product of]  

4

[four] and  

x

, [unknown number].  

4

x

is the product of 4 and x  

(

4

⋅

x

)

.

4 0
3 years ago
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