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inn [45]
3 years ago
5

I really need help!

Mathematics
1 answer:
aleksklad [387]3 years ago
8 0

Answer:

3/20

Step-by-step explanation:

Total number of students = 15 + 10 = 25

Number of girls = 10

Number of ways to select 2 students =

Number of ways to select 2 girls =

Compute the probability of selecting two girls as follows:

Thus, the probability that both students are girls is 0.15.

0.15 simplified in fraction from: 3/20

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What is 4 – (-6)? <br> What is the sum of -2/3 and -4/6?
Nastasia [14]

Answer:

4-(-6)=10

-2/3-4/6=-1 2/6

8 0
3 years ago
Read 2 more answers
Please Assist Me With This​
natka813 [3]

Answer:

(16 - 8 × 2 ÷ 4 + 6) ÷ 3 = 6

Step-by-step explanation:

The given expression is (16 - 8 × 2 ÷ 4 + 6) ÷ 3

We will solve this expression by using BODMAS rule,

B - Bracket (Parenthesis)

O - Order (exponents)

D - Division

M - Multiplication

A - Addition

S - Subtraction

(16 - 8^{1} × 2 ÷ 4 + 6) ÷ 3

We will solve the expression inside the parenthesis first followed up by the exponents,

(16 - 8^{1} × 2 ÷ 4 + 6)

= (16 - 8 × 2 ÷ 4 + 6)    

Then Divide,

= (16 - 8 × \frac{1}{2} + 6)

Then multiply,

= (16 - 4 + 6)

Further addition,

= (22 - 4 )

At last subtract,

= (18)

Now put the solution of the parentheses in the expression,

= (18) ÷ 3

= 6

Therefore, solution of the given expression will be 6.

7 0
3 years ago
(-4, 7), (-6,-4)<br><br> find the slope of the line through each pair of points
HACTEHA [7]

Answer:

slope = 11/2

Step-by-step explanation:

If you are given two points, you can find the slope using the point-slope equation. The equation looks like this:

y₁ - y₂ = m(x₁ - x₂)

In this form, "m" represents the slope, "x₁" and "y₁" represent the values from one point, and "x₂" and "y₂" represent the values from the other point. You can plug the values from the points into the equation and simplify to find the slope.

Point 1: (-4, 7)                Point 2: (-6, -4)

x₁ = -4                              x₂ = -6

y₁ = 7                               y₂ = -4

y₁ - y₂ = m(x₁ - x₂)                               <----- Point-slope form

7 - (-4) = m(-4 - (-6))                            <----- Insert values

11 = m(2)                                             <----- Simplify

11/2 = m                                             <----- Divide both sides by 2

5 0
2 years ago
Read 2 more answers
Isa finished 30% of his homework in 27 minutes. How many more minutes will it take Isa to complete his homework, assuming that h
Brilliant_brown [7]

Answer:

90 Minutes

Step-by-step explanation:

If he took 27 minutes to do 30% of his homework, then we can reverse the operation to find the total amount

30% is the same as 0.3, therefore you divide 27 by 0.3 because the 100% is 1, so by dividing you'll get the 100%.

7 0
3 years ago
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Y2 + 15y + 56 = (y + 7)(y +
Luda [366]
19y+63 is the correct answer
6 0
3 years ago
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