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WINSTONCH [101]
3 years ago
7

30. Katie wrote the set of ordered pairs: (8.

Mathematics
1 answer:
OLga [1]3 years ago
6 0

Answer:

C

The problem:

What can x not be so that the following is a function:

(8,5), (6, 8), (X, 11), (0, 12)?

Step-by-step explanation:

A set of points is a function if every element,x, in the domain is paired with one y from the range.

So basically we don't want any repeated x. x would be a repeat if x is 8 since it has already been paired with 5.

Summary we are saying x can't be 8 because x=8 is already paired with y=5 so we can't pair it with another different y.

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A bag with 2 2/4 ounces of peanuts can make 2/3 of a jar of peanut butter. It can make one full jar with how many ounces of pean
Norma-Jean [14]
One whole jar= 3/3 or 1

Set up a ratio comparing the two sets of measurements.

2 2/4 ounces of peanuts is to 2/3 of a jar as x ounces of peanuts is to 3/3 of a jar.

x= ounces in 1 whole jar

2 2/4 / 2/3= x / 3/3
cross multiply

(2 2/4 * 3/3)= (2/3 * x)
convert to improper fractions

10/4 * 3/3= 2/3x
multiply numerators; multiply denominators

(10*3)/(4*3)= 2/3x

30/12= 2/3x
divide both sides by 2/3

30/12 ÷ 2/3= x
to divide fractions, multiply by the reciprocal/inverse of 2/3

30/12 * 3/2= x
multiply numerators; multiply denominators

(30*3)/(12*2)= x
90/24= x
simplify by 6

15/4 or 3 3/4 ounces= x


ANSWER: 3 3/4 ounces can make a full jar.

Hope this helps! :)
3 0
4 years ago
Robert spun the fair spinner shown below 1,060 times,
prisoha [69]

Answer:

About 400 times

Step-by-step explanation:

Given

n = 1060

See attachment for spinner

Required

Determine the number of times an outcome of 1, 3 or 8 is expected

First, calculate the theoretical probability of 1, 3, or 8

This is calculated as:

Pr = P(1) + P(3) + P(8)

The spinner is divided into 8 equal segments and each outcome appears once.

So, we have:

Pr = \frac{1}{8}+\frac{1}{8}+\frac{1}{8}

Take LCM and add

Pr = \frac{1+1+1}{8}

Pr = \frac{3}{8}

So, the expected number of times (E) is:

E = Pr * n

E = \frac{3}{8} * 1060

E = \frac{3* 1060}{8}

E = \frac{3180}{8}

E = 397.5

Approximate

E = 398

<em>This means about 400 times</em>

8 0
3 years ago
A store and a bank would both charge fees for _____.
-BARSIC- [3]
I would say D but I am not sure 100 percent
6 0
3 years ago
HELP PLZZZZZZZZ!!!!!!!!!!
Ghella [55]

Answer:

32

Step-by-step explanation:

Diagonals of a rectangle are equal and bisect each other

GK = IK = HK = JK

JH = 16 + 16 = 32 (c)

5 0
3 years ago
116+_____=250 .using number
fiasKO [112]
It is 134 is the answer
6 0
3 years ago
Read 2 more answers
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