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Effectus [21]
3 years ago
7

Please help. I’ll mark you as brainliest if correct!

Mathematics
1 answer:
Ivan3 years ago
5 0

Answer:

A.

Step-by-step explanation:

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The means and mean absolute deviations of the individual times of members of two relay swim teams are shown in the table below.
shepuryov [24]
See the attached picture for the solution:

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An ancient Greek was born on April 1st, 35 B.C. and died on April 1st, 35 A.D. How many years did he live?
lara [203]

Answer:

70 years

Step-by-step explanation:

35 years before Christ and then another 35 years after:  35 + 35 = 70 years

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Last week Karen spent $121.35 on food for her family. She only has $200 to spend every two weeks. How much does hse have left to
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Answer:

$78.65

Step-by-step explanation:

take 200-121.35=78.65

$78.65

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3 years ago
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The left and right page numbers of an open book are two consecutive integers whose sum is 321
PIT_PIT [208]

Answer:

160,160

Step-by-step explanation:

let the first page be X

second one be x+1

x+x+1=321

2x=320

x= 320÷2=160

pages 160 161

6 0
3 years ago
On April 1, 1986, Casey deposited $1150 into a savings account paying 9.6% interest, compounded quarterly. If he hasn't made any
dalvyx [7]
According to the 72 rule
72/rate=time
72÷9.6=7.5 years

Another way to solve by using the main equation
2300=1150(1+0.096/4)^4t
Solve for t
t=((log(2,300÷1,150)÷log(1+(0.096÷4))÷4))=7.31years

Hope it helps :-)
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3 years ago
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