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Elina [12.6K]
3 years ago
12

Write this number in standard form 400,000+30,000+800+20+5

Mathematics
1 answer:
scZoUnD [109]3 years ago
6 0
Just add all of the numbers together
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George bought 30 packs of football cards.There were 14 cards in each pack.How many cards did George buy
emmainna [20.7K]

Answer:

there would be 420 cards in total

Step-by-step explanation:


6 0
3 years ago
QUESTIUN 5
IRINA_888 [86]
It has to be true because
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Harold spent 3/4 hour milking cows. He milked 3 groups of cows. If he spent an equal amount of time on each group of cows, what
Aneli [31]
(3/4)/3

3/12

1/4

So he spent a 1/4 hour milking each group.
5 0
3 years ago
Make vthe subjject of the formulaE=mvsquare/ 2<br>find the value of v when m =2 and E=64​
Maksim231197 [3]

E=mv²

divide both sides by m

E/m=v²

square root both sides

v=√E/m

m=2,E=64

v=√64/2

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6 0
3 years ago
The dimensions of a rectangles are 8cm and 12cm. What is the ratio of its length to its perimeter?
kari74 [83]

Answer:

Dimensions = 8 CM and 12 CM

length = 12 CM

width = 8 cm

perimeter = 2 ( length + width)

= 2( 12 + 8)

= 2 ( 20)

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ratio = 12/40

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= 3/10

<h2>= 3 : 10 </h2>
3 0
2 years ago
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