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Drupady [299]
3 years ago
11

What is two and two thirds plus one and one half

Mathematics
2 answers:
Yuki888 [10]3 years ago
8 0

the answer it four and one sixths

Softa [21]3 years ago
3 0

let's first convert the mixed fractions to "improper" and then sum them up.


\bf \stackrel{mixed}{2\frac{2}{3}}\implies \cfrac{2\cdot 3+2}{3}\implies \stackrel{improper}{\cfrac{8}{3}} \\\\\\ \stackrel{mixed}{1\frac{1}{2}}\implies \cfrac{1\cdot 2+1}{2}\implies \stackrel{improper}{\cfrac{3}{2}}\\\\ -------------------------------\\\\ \cfrac{8}{3}+\cfrac{3}{2}\quad \stackrel{LCD~of~6}{\implies }\quad \cfrac{(2)8+(3)3}{6}\implies \cfrac{16+9}{6}\implies \cfrac{25}{6}\implies 4\frac{1}{6}

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frosja888 [35]

For 10 gallons of sauce, we need 5 times as required for 2 gallons, therefore we need 4 * 5 = 20 bottles of ketchup.

5 0
2 years ago
Is the data set approximately periodic?
wolverine [178]

Answer:

Option: C is the correct answer.

       C. Periodic with period 4 and amplitude of about 15.

Step-by-step explanation:

We are given the table of values as:

Hour             1 -- 2 -- 3 --  4 --  5 -- 6 -- 7 -- 8 -- 9 -- 10 -- 11

Number       24-41-10-32-26-38-9-31-25-39-12

of boats

As we could see that after every 4 value the values are approximately repeating.

Hence,the data set is approximately periodic.

Also, the amplitude is calculated as:

Average of the maximum and minimum value of each set

We divide the set into 3 sets as follows:

 Hour                       1           2           3            4

Number of boat      24        41          10           32

Here we have amplitude as:

         (41-10)/2=15.5

 Hour                       5           6           7            8

Number of boat      26        38           9           31

  Amplitude is:

          (38-9)/2=14.5

Hour                       9           10          11            12

Number of boat      25        39          12      

            Amplitude is:

            (39-12)/2=13.5

Hence, we see that the amplitude is about 15.

   

4 0
3 years ago
Which equations are true?
saveliy_v [14]

B is true because 0-(-x) = 0 + x = x

5 0
3 years ago
What is the volume of the prism?
fgiga [73]

Answer:

67 ½ units³ or 135/2 units³

Step-by-step explanation:

Volume = Base area × height

In case:

width is 6 the height is 4 1/2 and the length is 2 1/2

2 ½ = 5/2

4 ½ = 9/2

Volume = (6 × 5/2) × 9/2

= 15 × 9/2

= 135/2

= 67 ½ units³

3 0
3 years ago
Read 2 more answers
rory's older brother is saving to buy a used motorcycle that cost $3,550. he saves an equal amount of money each month for 6 mon
boyakko [2]
I think it’s just 591.66 cause u hav to divide 3550 by 6
5 0
3 years ago
Read 2 more answers
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