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ASHA 777 [7]
2 years ago
15

HELP ME SOLVE THis Plz Solve last one plz

Mathematics
2 answers:
RideAnS [48]2 years ago
6 0
128.9 I think that’s what I got on paper I’m sorry if I’m wrong.
Mice21 [21]2 years ago
5 0

Answer:

the last one is 128.9

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William has $12.80 in coins to be deposited in the bank. There are 3 times as many quarters as nickels and 20 more dimes than ni
Natali5045456 [20]

Let the number of nickels be = n

Let the number of dimes be = d

Let the number of quarter be = q

Total money William has = $12.80

As given, there are 3 times as many quarters as nickels

q=3n

And 20 more dimes than nickels

d=20+n

As total money is $12.80

0.05n+0.10d+0.25q=12.80

Putting the values of 'q' and 'd' to find 'n'

0.05n+0.10(20+n)+0.25(3n)=12.80

0.05n+2+0.10n+0.75n=12.80

0.90n+2=12.80

0.90n=10.80

n=12

Hence the number of nickels are = 12

If you want to also find dime and quarter, then

q=3n=3\times12=36

d=20+n=20+12=32





7 0
3 years ago
The image below shows two dilated figures with lines UV and WX drawn. If the larger figure was dilated using a scale factor of 4
NARA [144]
The lines have a parallel relationship!

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3 years ago
How can you use slope to determine whether the parallelogram is a rectangle?
Kazeer [188]

Step-by-step explanation:

To do this we need to calculate the slope of each side. If we can show that the slopes of the opposite sides are the same, then the opposite sides are parallel. The slopes of the opposites were the same, so ABCD is a parallelogram.

4 0
3 years ago
A baker poured 8 kilograms of oats equally into 3 bags.
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One bag would be 2.7 kg. If you equally pour 8 kg of oats into 3 bags, you divide 8 by 3 which gets you 2.666666666666667 (rounded to one decimal place is 2.7, it depends to what decimal place the question asks you to round your answer to).
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2 years ago
PLEASE ANSWER I REALLY NEED IT I WILL GIVE 25 POINTS
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Answer:

I don´t know fully but you add by ones on top and add by threes on the bottom

Step-by-step explanation:

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2 years ago
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