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kkurt [141]
2 years ago
11

Raymond’s Bake Shop sold 26/1/2 dozen cupcakes on Saturday. On Friday,

Mathematics
1 answer:
Lelechka [254]2 years ago
7 0

Answer:percent increase in cupcake sales from Friday to Saturday= 34%

Step-by-step explanation:

 Step 1

Percent increase = Increase in cup cakes/ Old amount of cupcakes x100

Cupcakes sold on Friday = 19 3/4

Cupcakes sold on  Saturday = 261/2

Increase in sales =26 1/2 -- 19 3/4  ( we will change to decmal for easy solving)

=26.5 - 19.75= 6.75 or 6 3/4

Step 2

Percentage increase = (6 3/4)/ (19 3/4)  x100

Percentage increase = 6.75/19.75 x 100

Percentage increase =0.341 x100 = 34%

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Answer:

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the first choice is 5 out of 8, or 5/8

the second choice is 4 out of 7, or 4/7

(5/8)*(4/7)=20/56=10/28=5/14

another way to look at it is...

how many ways can you choose 2 people out of 8 people ?

8!/2!(8-2)!=8!/2!*6!=8*7/2=56/2=28 ways

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5!/2!(5-2)!=5!/2!*3!=5*4/2=20/2=10

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how can they be paired together ?

AB,AC,AD,AE,BC,BD,BE,CD,CE, and DE for a total of 10

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if the balance at the end of eight years on an investment of $630 that has been invested at a rate of 9% is $1083.60, how much w
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Step-by-step explanation:

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