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babunello [35]
3 years ago
11

1. 15% of 20 is _____.

Mathematics
1 answer:
stealth61 [152]3 years ago
3 0

The answers are:

1. A) 3

2. A) 24.5

3. C) 180

In order to find this, we need to multiply the first two together.

1.

15% * 20

.15 * 20

2.

35% * 70

.35 * 70

The last problem is a little different. Since the decimal comes second, you need to divide instead of multiply.

90/50%

90/.50

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maksim [4K]

a = 2x + 6xz

a = x(2 + 6z) <em>factored out "x" on right side</em>

a/(2 + 6z) = x <em>divided both sides by (2 + 6z)</em>

Answer: x = \frac{a}{2 + 6z}

8 0
3 years ago
In the partial sequence …, 987, N, 2584, 4181, …, each new term is the sum of the two previous terms. Find the whole number valu
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Answer: 2584

Step-by-step explanation:

We can find N with 2584 and 4181.

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We can also check our answer by adding 1597 and 987

1597 + 987

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2 years ago
Sebastian measures a line to be 9.2 inches long. if the actual length of the line is 19.5 inches, then what was the percent erro
seraphim [82]

Answer:

47%

Step-by-step explanation:

9.2/19.5=0.47179

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4 0
3 years ago
Joe has 21 pounds of clay. He needs 5 1/4 pounds of clay to make one piece of pottery. How many pieces of pottery can he make?
Vikentia [17]
He can make 4 pieces
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3 years ago
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Andru [333]

Step-by-step explanation:

PEMDAS

parentheses, exponents, multiplication, division, addition, subtraction.

first multiply:

2×3=6

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Now add

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Now subtract

10-5=5

5 is the answer

<em><u>I</u></em><em><u> </u></em><em><u>hope</u></em><em><u> </u></em><em><u>this</u></em><em><u> </u></em><em><u>helped</u></em><em><u>!</u></em><em><u> </u></em><em><u>:</u></em><em><u>)</u></em>

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3 years ago
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