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Cloud [144]
3 years ago
11

Sheila has x 20 dollar bills, and Tamsin has y 10 dollar bills. Sheila has a total of $50 more than Tamsin, but Tamsin has 1 mor

e bill than Sheila. How many bills does Sheila have?
Mathematics
1 answer:
natka813 [3]3 years ago
6 0

Answer:

Sheila have 6 bills

Step-by-step explanation:

Suppose Sheila has x '20' dollar bills, so the total cost of her bill = $20x

Suppose Tamsin has y '10' dollar bills, so the total cost of her bill = $10y

<h3>Equation 1</h3>

<em>Sheila has a total of $50 more than Tamsin</em>

<h2><em>10y + 50 = 20x</em></h2><h2 /><h3>Equation 2</h3>

<em>Tamsin has 1 more bill than Sheila.</em>

<h2>y = x + 1 </h2><h2 />

<em>Now solve them by putting value of x in equation </em>

10( x + 1 ) + 50 = 20x

10x + 10 + 50 = 20x

60 = 20x - 10x

10x = 60

x = 60/10

x = 6

and

y = 7

<em> </em>

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\boxed{\bold{Not \ Statistical}}

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Statistical: A survey, branch or mathematics consisting of data collection, organization, analysis, interpretation and presentation.

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"<u><em>An Antique Collector wants to know the age or a particular chair in a shop</em></u>"

                                                V

Statistical                       Not Statistical

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7 0
3 years ago
What is the length of CO?
posledela

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Pythagorean theorem, eh?

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The way to do this is use the radius-tangent angle theorem thing...

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So, there you go! Hope this helps!

NOTE: This answer was recently deleted for violating community guidelines, so I just re-uploaded it!(and edited it) So if you do need more help, do some research!

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