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tangare [24]
3 years ago
12

63% of 300 is what number ​

Mathematics
2 answers:
PolarNik [594]3 years ago
6 0

Answer:

189

Step-by-step explanation:

You take 63% make it a decimal by dividing it by 100 and then you multiply it with 300. 300*.63=189.

anzhelika [568]3 years ago
4 0

Answer:

189

Step-by-step explanation:

Equation: P% * X = Y

Solving our equation for Y

Y = P% * X

Y = 63% * 300

Converting percent to decimal:

p = 63%/100 = 0.63

Y = 0.63 * 300  

Y = 189

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I bought 10 presents for Christmas. Some were £20 and some were £22.50. If the total cost was £217.50 how many of the £22.50 pre
Burka [1]

Answer:

Let's denote:

Number or gifts cost 20 = x

Number or gifts cost 22.5 = y

Then, we have:

x + y = 10

20x + 22.5y = 217.5

=> 20(10 - y) + 22.5y = 217.5

=> 2.5y = 17.5

=> y = 7 (Number or gifts cost 22.5)

=> x = 10 - 7 = 3 (Number or gifts cost 20)

Hope this helps!

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8 0
3 years ago
The Century club runs the concession stand during football games. They sell snacks and drinks. 50 snacks and 180 drinks will sel
katrin2010 [14]

Answer:

The cost of each drink is $1.5

Step-by-step explanation:

Let us represent

The cost of snacks = x

The cost of drinks = y

50 snacks and 180 drinks will sell for $320

Hence:

50x + 180y = 320....... Equation 1

75 snacks and 100 drinks will sell for $225.

Hence:

75x + 100y = 225....... Equation 2

Combining both Equations together

50x + 180y = 320....... Equation 1

75x + 100y = 225....... Equation 2

Multiply Equation 1 by 75 and Equation 2 by 50 to eliminate x

3750x + 13500y = 24000..... Equation 3

3750x + 5000y = 11250....... Equation 4

Subtract Equation 4 from Equation 3

8500y = 12750

y = 12750/8500

y = $1.5

Therefore, the cost of each drink is $1.5

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3 years ago
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juin [17]

Answer:

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Answer:

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Step-by-step explanation:

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