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AURORKA [14]
3 years ago
11

The pitchers mound in baseball is 85m from the plate. It takes 4 seconds for a pitch to reach the plate. How fast is the pitch?

Mathematics
1 answer:
bearhunter [10]3 years ago
3 0
Speed = distance / time

85m/ 4s = 21.25 m/s
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Write a mathematical sentence that expresses the information given below.
Naddik [55]

no idea if this is what you're looking for but if it is then here's the answer:

Part 1) The mean is 151

Part 2) The mean absolute deviation  is 9.1

Step-by-step explanation:

step 1

Find the mean

Sum all the values and divide by the number of values

step 2

Determine the  absolute value of subtract the mean from each value

step 3

Find the mean of those distances

----> this number is called the mean absolute deviation (MAD)V

5 0
3 years ago
Gus has a fish tank that holds 471047104710 inches^3 3 cubed of water. He is using a cylinder shaped bucket with a radius of 555
ozzi

Answer:

Gus will need to fill up the cylindrical bucket three times to be able to use it to fill up the tank

Step-by-step explanation:

Extracting the key information from the question:-

*** A fish tank has a capacity or volume of 4710 inches^3

*** The owner of the tank uses a cylindrical shaped bucket to fill the tank

*** The radius of the bucket being used to fill the tank is 5 inches and its height is 20 inches

*** We are only required to calculate how many times Gus will need to fill the bucket in order to completely fill the fish tank.

Since the container that the owner of the fish tank is using to fill the fish tank is cylindrical, we will need the formula for calculating the volume of a cylinder in order to determine the volume of this bucket that is being used to fill the fish tank.

Volume of a cylinder = π × r^2 × h. From the question, we were informed that the radius of the cylindrical bucket is 5 inches and the height of this bucket is 20 inches.

The volume of the bucket is = 3.14 × 5^2 × 20 = 1570 inches^3

Again, we were told that the fish tank that Gus was using cylindrical bucket to fill up has a volume of 4710 inches^3. In order to determine the number of filled buckets that will be able to fill the fish tank, we will then divide the volume of the tank by the volume of the cylindrical bucket:

4710/1570 = 3 full buckets.

Therefore, Gus will need to fill the bucket three times in order to be able to fill up the fish tank.

7 0
3 years ago
Evaluate the expression
Vera_Pavlovna [14]

Answer:

C) 960

Step-by-step explanation:

Let's expand the factorial.

n! = 1*2*3*4*...n

6! = 1*2*3*4*5*6

3!= 1*2*3

The given expression \frac{8. 6!}{3!} \\

= \frac{8.1.2.3.4.5.6 }{1.2.3}

Canceling out the common terms, we get

= \frac{8.4.5.6}{1} \\

= 8.4.5.6                     [here . represents multiplication]

= 960

Answer: C) 960

Thank you.

7 0
3 years ago
Read 2 more answers
43 • 4-6 = 45 • 4p<br> pls answer fast
Tanzania [10]
4-6 is -2, so that means that we now have 43•-2=45•4p so we then subtract 45 from both sides, leaving us with -2•-2=4p, now we multiply -2•-2 and get 4, then divide by 4 to get p=1
3 0
4 years ago
Read 2 more answers
Shenelle has 100100100 meters of fencing to build a rectangular garden. the garden's area (in square meters) as a function of th
cluponka [151]
Area as a function of width, w is:
a(w)=(w-25)^2+625
for maximum area, the width will be:
a'(w)=2(w-25)+0=0
solving for w we egt
2w-50=0
2w=50
w=25 m
given that the perimeter is 100, the length will be:
100=2(L+W)
solving for L we get:
L=50-W
but W=25m
hence
L=50-25=25 m
thus the maximum area will be:
A=L*W=25*25=625m^2

8 0
3 years ago
Read 2 more answers
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