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Rina8888 [55]
3 years ago
5

Can someone help me?

Mathematics
1 answer:
Nezavi [6.7K]3 years ago
5 0
There are 1+3 = 4 people from brazil (focus on row2)
There are 4+3+2 = 9 people who scored exactly 85 points (look at column 2)

So there are 4+9 = 13 people who are from brazil or scored exactly 85 points. Subtract out those who fit both criteria. So we'll subtract off 3 people
13-3 = 10

There are 10 people who fit the criteria out of 19 total. The 19 is from adding up all the values in the table.

Divide the two values to get 10/19

Answer: 10/19
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Please help what is the volume of the rectangular prism
77julia77 [94]

Answer:

120

Step-by-step explanation:

to find the volume of rectangular prisms, multiply its 3 dimensions: length x width x height. The volume is expressed in cubic units. After doing that, you get 120

6 0
3 years ago
Solve R = <br> 1 + 3w/<br> 2<br> for w.
Georgia [21]

Answer:

R=7

Step-by-step explanation:

R=1+3w

This is a classic substitution question.

Just replace the w with 2.

R = 1+3(2)

You only need to multiply 3 with 2.

R = 1 + 6

R= 7

7 0
4 years ago
Simplify the following 10^9÷10^7​
alexgriva [62]

Answer:

Step-by-step explanation:

10^9 \div 10^7\\=\frac{10^9}{10^7} \\=10^9 \times 10^{-7}\\=10^{9-7}\\=10^2\\=100

7 0
3 years ago
Solve the equation and show all work. 4|x + 1/3| = 20 <br> i'm kind of stuck hhh
34kurt

Absolute value is a function that takes some number and outputs the size of that number, regardless of the sign. By definition, |x|=x if x\ge0, and |x|=-x if x.

For example,

  • |2| = 2 because the input 2 is positive, so the input is unchanged;
  • |-3| = -(-3) = 3 because the input -3 is negative, so the sign is switched.

What this means for this problem is that there are two cases to consider:

  • If x+\frac13\ge0, then \left|x+\frac13\right|=x+\frac13, so that

4\left(x+\dfrac13\right)=20\implies x+\dfrac13=5\implies\boxed{x=\dfrac{14}3}

  • On the other hand, if x+\frac13, then \left|x+\frac13\right|=-\left(x+\frac13\right), so

-4\left(x+\dfrac13\right)=20\implies x+\dfrac13=-5\implies\boxed{x=-\dfrac{16}3}

6 0
4 years ago
Which best describes the translation from the graph y=6x^2 to the graph of y =6(x+1)^2
Sedbober [7]

Answer:

To find the transformation, compare the expression to the parent function and check to see if there is a horizontal or vertical shift, reflection about the x-axis or y-axis, and if there is a vertical stretch.

Parent Function:   y = 6 x ^2

Horizontal Shift: Left  1  Units

Vertical Shift: None

Reflection about the x-axis: None

Reflection about the y-axis: None

Vertical Compression or Stretch: None

3 0
3 years ago
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