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asambeis [7]
2 years ago
8

Estimate 1299+13,522 +6424 by first rounding each number to the nearest thousand.

Mathematics
2 answers:
ohaa [14]2 years ago
7 0

Answer:

1299+13522+6424=21245

round off to the nearest thousand

2<u>1</u>,245

the nearest thousand is 1,000

the number beside it is 200

according to the rule to round off it has to be above 5 it is not

so drop off the 2 and add zero to the end

now your answer is 21,000

Step-by-step explanation:

hope this helps good luck!

bija089 [108]2 years ago
6 0

Answer:

Step-by-step explanation:

1299 + 13522 + 6424 = 1000 + 14000 + 6000

                                   = 21000

1299 ---> hundred place is 2 < 5. So, 1000

13522 ----> Hundreds place is 5 ≥5. so, add one to the thousands place.

                 Which is 14000

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Two bags with 3 oranges in each bag is the same amount as 3 bags with 2 oranges in each bag. Which property of multiplication do
kodGreya [7K]

Answer:

Commutative Property

Step-by-step explanation:

The property of multiplication that is being demonstrated is known as Commutative Property. This property basically shows that when multiplying two numbers the actual order in which they are multiplied does not matter and does not affect the result at all. For example, the in this scenario to get the total number of oranges we have to multiply the number of bags by the number of oranges in each bag, but whatever way we do this they equal the same

2 bags * 3 oranges per bag = 6 oranges

3 bags * 2 oranges per bag = 6 oranges

Therefore,

2 * 3 = 3 * 2

7 0
3 years ago
Can the distributive property be used to rewrite
Harman [31]

Answer:

I think No

Step-by-step explanation:

6 0
3 years ago
If x is equal to –2, then find the value of 3x² + 5x​
attashe74 [19]

Answer:

2

Step-by-step explanation:

3*(-2)to power of 2 + 5*-2

= 3*4 + 5*-2

= 12 + -10 = 2

5 0
3 years ago
The polygons are similar. The area of one polygon is given. Find the area of the other polygon.
Fantom [35]

Answer:

108 ft²

Step-by-step explanation:

For the polygon on the left, we are given the length of one side (3 ft) and the total area (27 ft²). With this information, we can determine the length of the other side - 9 ft. I found this by dividing 27 ft² by 3 ft, giving me the final result of 9 ft.

Next, we have to find the other side of the polygon on the <em>right</em> so we can ultimately determine its area. It looks like there is a scale factor of 2 between the two polygons, since 3 × 2 = 6. We know that the bottom side of the left polygon is 9, so multiplying 9 by 2 should give us the bottom side of the polygon on the right. 9 × 2 = 18.

Now, we have the side lengths for the polygon on the right and can determine its area. What is 6 ft × 18 ft? Well, the answer is 107 ft², and this is the answer to the question.

Hopefully that's helpful! :)

5 0
2 years ago
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KonstantinChe [14]

Answer:

18 dollars

Step-by-step explanation:

Marginal cost can be defined as the additional cost to produce every additional unit of a certain good. In mathematical terms;

Marginal cost = change in cost / change in quantity

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$101 - $83 = $18

Since the change in quantity is one, our marginal cost comes to $18.

3 0
3 years ago
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