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natali 33 [55]
3 years ago
14

a store has a contest to guess the mass of 10,000 penuts. if a penut has a mas of about 0.45 gram, what would be a reasonable gu

ess for the mass of 10,000 peanuts
Mathematics
1 answer:
WITCHER [35]3 years ago
7 0
4,500 mass. if you multiply 0.45 and 10,000 you'll get 4,500
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Multiply 2(x+3)/x(x-1)*4x(x+2)/10(x+3)
KIM [24]

Answer:

The expression simplifies to \frac{4(x+2)}{5(x-1)}.

Step-by-step explanation:

The expression

\frac{2(x+3)}{x(x-1)} *\frac{4x(x+2)}{10(x+3)}

can be rearranged and written as

\frac{8x(x+3)(x+2)}{10x(x-1)(x+3)}.

In this form the (x+3) terms in the numerator and in the denominator cancel to give

\frac{8x(x+2)}{10x(x-1)}.

The x's are present both in the numerator and in the denominator, so they also cancel, and the fraction \frac{8}{10} simplifies to \frac{4}{5}, so finally our expression becomes:

\boxed{\frac{4(x+2)}{5(x-1)}}

Which is our answer:)

6 0
3 years ago
What is the same as the difference between a number and itself
Mama L [17]
Answer: half the number?

If you write an equation for it:
Let the number be x
1/2x = x - 1/2x
4 0
3 years ago
Suppose you add two vectors A and B . What relative direction between them produces the resultant with the greatest magnitude? W
Anna71 [15]

Answer: The resultant would be the sum and the difference between the vectors.

Step by step explanation: 1. The possible resultant is between the sum of the 2 vectors and the difference between the two vectors.

2. The greatest magnitude is when the vectors lie in the same direction and the sum would be the scalar sum of the two vectors. The angle between the two would be zero degree.

6 0
3 years ago
Suppose the auction house from the preceding problem sold 200 tickets at $1 each, and had 16 prizes of $10 each. What is the new
Brilliant_brown [7]
200/160=1.25

200+160=360/1.25/160=200.8

so your answer is 0.8
4 0
3 years ago
In the figure below, angle y and angle x form vertical angles. Angle x forms a straight line with the 50° angle and the 40° angl
Nataly [62]

Step-by-step explanation:

sorry but u should provide with a diagram for better understanding of ur question

7 0
3 years ago
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