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Vladimir79 [104]
3 years ago
12

What would you get for 12y=2 1/4 the answer

Mathematics
1 answer:
myrzilka [38]3 years ago
5 0

$y=\frac{3}{16} $

Solution:

Given expression:

$12y=2\frac{1}{4} $

To solve this and find the value of y.

Let us first convert the mixed fraction into improper fraction.

$2\frac{1}{4} =\frac{(2\times4)+1}{4}

     $ =\frac{8+1}{4}

$2\frac{1}{4}  =\frac{9}{4}

Now, substitute this in the given expression.

$12y=\frac{9}{4} $

Divide by 12 on both sides of the expression.

$\frac{12}{12}y=\frac{9}{4\times 12} $

$y=\frac{9}{48} $

To reduce this expression, divide by 3 on both numerator and denominator.

$y=\frac{9\div 3}{48\div 3} $

$y=\frac{3}{16} $

Hence the answer is y=\frac{3}{16}.

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Answer:

644cm^2

Step-by-step explanation:

First we'll work out the surface area of the pink figure.

That's the area of the two 5 by 6 rectangles on the top and bottom, plus the area of the two 5 by 20 and two 6 by 20 rectangles on the sides.

However, we note that the purple figure is blocking out a 6 by 12 section on the pink figure, so we'll need to subtract this.

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Then we'll work out the surface area of the purple figure.

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