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andreyandreev [35.5K]
3 years ago
10

Suppose X ~ N(6.5, 1.5), and a

Mathematics
1 answer:
dangina [55]3 years ago
8 0

Answer:

Step-by-step explanation:

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An amusement park sells child and adult tickets at a ratio of 3:1. On Saturday, they sold 63 adult tickets. How many child ticke
nalin [4]

Answer:

The number of child tickets sold by the amusement park is 189.

Step-by-step explanation:

Let A represent the number of adult tickets and C represents the number of child tickets, therefore we have:

3:1 = C:A .................... (1)

Where;

C = ?

A = 63

Substituting for the value into equation (1), we have:

3:1 = C:63

This can be converted to solve for C as follows:

3 / (3 + 1) = C / (C + 63)

3 / 4 = C / (C + 63)

0.75 = C / (C + 63)

0.75(C + 63) = C

0.75C + (0.75 * 63) = C

0.75C + 47.25 = C

47.25 = C - 0.75C

47.25 = 0.25C

C = 47.25 / 0.25

C = 189

Therefore, the number of child tickets sold by the amusement park is 189.

4 0
3 years ago
Heidi has $4.55. She needs to buy bolts at the hardware store . Bolts cost$0.13 each. How many bolts can Heidi buy.
Rom4ik [11]
1 bolt = $0.13

Number of bolts she can buy = $4.55 ÷ $0.13 = 35

Answer: 35
3 0
3 years ago
Read 2 more answers
helen didvided her colored pencils evenly among herself and three freinds. write an expression to represent the number of pencil
svetoff [14.1K]
So, As Helen divides these pencils, she will divided among, herself, and also her other friends.

This would then signify that the expression would look like the following:

\boxed{p\div(4)}

We really do not know how many pencils Helen had, so this is why <em>p </em>is in the equation.
8 0
3 years ago
Hey i need help please
Papessa [141]
 255.is the answer because of the 38 and the 48 percent of each of both the x and y and is you add then times them you get 255 as your answer
5 0
3 years ago
The cube root of the difference of a number and 2
julia-pushkina [17]

Answer:

The difference of two cubes is equal to the difference of their cube roots times a trinomial, which contains the squares of the cube roots and the opposite of the product of the cube roots. A number's opposite is that same number with a different sign in front.

Step-by-step explanation:

8 0
3 years ago
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