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omeli [17]
3 years ago
6

Ann bought 4 cameras and 2 computers for $2868.32

Mathematics
1 answer:
Katyanochek1 [597]3 years ago
7 0

Answer:

$532.03

Step-by-step explanation:

Ann: 4 cameras + 2 computers = $2868.32

Sister: 2 cameras + 5 computers = $3562.28

If the sister has bought 2 sets:

Sister: 4 cameras + 10 computers = 3562.28 x 2 = $7124.56

Comparing the two equations:

4 cameras + 2 computers = $2868.32

4 cameras + 10 computers = $7124.56

We can conclude that:

10 - 2 computers = 7124.56 - 2868.32

8 computers = $4256.24

If 8 computers = $4256.24

1 computer = $4256.24 ÷ 8 = $532.03

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Repeating decimals are parts of decimals that have repetitive digits; terminating decimals are decimals whose digits end.

Whether you are using Metric or Imperial, you have to determine whether you are going from a small unit to a big unit or vice versa. Then perform your operation. So, in exercise 14, the smaller unit is centimeters, so you would be going from big to small. Exercise 15 has you going from small to big.

There are centimeters in one meter, so multiply 9 by to get 900 centimeters.

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small to BIG → Division

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