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tiny-mole [99]
3 years ago
6

What is 3 1/3 x 2 1/4 ?

Mathematics
2 answers:
vfiekz [6]3 years ago
8 0

3 \frac{1}{3}  \times 2 \frac{1}{4}  \\   = \frac{(3 \times 3) + 1}{3}  \times  \frac{(2 \times 4) + 1}{4}  \\  =  \frac{9 + 1}{3}  \times  \frac{8 + 1}{4}  \\  =  \frac{10}{3}  \times  \frac{9}{4}  \\  =  \frac{90}{12}  \\  =  \frac{15}{2}
The answer is 15/2 = 7.5
swat323 years ago
6 0

You need to change the mixed number into a improper fraction:

3\dfrac{1}{3}=\dfrac{3\cdot3+1}{3}=\dfrac{10}{3}\\\\2\dfrac{1}{4}=\dfrac{2\cdot4+1}{4}=\dfrac{9}{4}\\\\3\dfrac{1}{3}\cdot2\dfrac{1}{4}=\dfrac{10}{3}\cdot\dfrac{9}{4}\\\\=\dfrac{5}{3}\cdot\dfrac{9}{2}=\dfrac{5}{1}\cdot\dfrac{3}{2}=\dfrac{15}{3}=7\dfrac{1}{2}=7.5

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The circular clock face in the clock tower on campus has a radius of about 4 meters. What is the area of the clock to the neares
mel-nik [20]

Answer:

50 meters

Step-by-step explanation:

The area of a circle is \pi r^2, so assuming that \pi is 3.14, we can make the equation 3.14 \cdot r^2.

Assuming the radius is r, which is 4, we can substitute the values into the equation.

3.14 \cdot 4^2\\3.14\cdot16\\50.24

This question is asking for the area to the nearest square meter so rounding 50.24 to the nearest square meter results in 50.

Hope this helped!

3 0
3 years ago
PLEASE HELP I WILL MARK BRAINLIEST
vichka [17]

Answer:

Zero

Step-by-step explanation:

The formula for slope is y2-y1 over x2-x1

y2=second y point

y1=first y point

x2=second x point

x1=first x point

1 - 1

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-3-5

0/-8

Since the number on top is zero the slope would be also. If the zero was on the bottom the slope would be undefined.

5 0
3 years ago
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I dontttt getttt thissssssss
Brilliant_brown [7]

Answer:

1/2

Step-by-step explanation:

5 out of the 10 blocks are shaded

5/10

Divide the top and bottom by 5

5/5 =1

10/5 = 2

The fraction becomes 1/2

3 0
3 years ago
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Mo’s farm stand sold a total of 165 pounds of apples and peaches. She sold apples for $1.75 per pound and peaches for $2.50 per
9966 [12]

Answer: 65 pounds of Peaches were sold.

Step-by-step explanation:

Let the number of pounds of  Peaches sold                  = X pounds

Therefore the pound of apple sold                                 = (165 - X ) pounds

Total pounds of apple and peaches sold                       = 165 pounds

Sale made on Peaches at the cost of $2,50 per Peache = $2.50X

sale made on apple sold at the cost of $1.75 per apple  = $1.75(165 - x )

Total sale made on the sale of both Peaches and apple = $337.50

Therefore , open the bracket, add everything together and equate to the total sale made which is $337.50

 we now have

  2.50x + 1.75( 165 - x ) = 337.50

  2.50x + 1.75 x 165 - 1.75x = 337.50

  2.50x + 288.75 - 1.75x = 337.50

collect like terms

2.50x - 1.75x = 337.50 - 288.75

           0.75x = 48.75

divide through by the coefficient of x which is 0.75

                   x = 48.75/0.75

                      = 65pounds .

Therefore, Mo's farm sold 65 pounds of Peaches.

Check ;

  65 x 2.50 = $162.5

   subtract 65 from 165 to get the pound of the appel

   165 - 65 = 100 pounds of apple was sold.

 now multiply 100 x 1.75

                  = $175

Now add the two together to give the total sale ,

                $162.5 + $175  = $337.50.

 

                           

4 0
3 years ago
Just to know this is real what is 24 times 400
natima [27]

Answer:

9600

Step-by-step explanation:

You add 24 400 times.

4 0
3 years ago
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