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finlep [7]
3 years ago
9

Bill said, “I am half as old as my sister was last year.” If Bill is now 8 years old, how old is Bill’s sister?

Mathematics
1 answer:
Licemer1 [7]3 years ago
6 0

Answer:

i think 14

Step-by-step explanation:

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HELP :)
juin [17]

The domain and range of each given relation is:

1. Domain - {3, 4, 5, 6, 7}

Range - {5, 15, 20, 25, 30}

2. Domain - {-1}

Range - {2, 4, 6, 8, 10}

3. Domain - {-6, -5, -3, -2}

Range - {1, 0, -1, -2, -3}

<h3>What is the Domain and Range of a Relation?</h3>
  • A pair of values of a relation is represented as (x, y).
  • The domain of a relation consists of all x-values.
  • Range consist of all y-values.

Thus, the domain and range of each given relation is:

1. Domain - {3, 4, 5, 6, 7}

Range - {5, 15, 20, 25, 30}

2. Domain - {-1}

Range - {2, 4, 6, 8, 10}

3. Domain - {-6, -5, -3, -2}

Range - {1, 0, -1, -2, -3}

Learn more about relation on:

brainly.com/question/1579288

3 0
2 years ago
LOTS OF POINTS!! A cyclist rides a 25 mile stretch of road at a constant speed. It takes her 90 minutes to ride the 25 miles . A
sattari [20]
25m/90minutes = .278 mile/minute

Divide 25/90 to get .278

Hope that helps
7 0
3 years ago
Out of 230 students, 11% chose gymnastics as their favorite sport. How many students does 11% represent? *
joja [24]

Answer:

25

Step-by-step explanation:

11\% \: of \: 230 \\  \\  =  \frac{11}{100}  \times 230 \\  \\  = 0.11 \times 230 \\  \\  = 25.3 \\   = 25

Hence 11% represents 25 students.

5 0
3 years ago
A point is chosen randomly on AD. What is the probability that the point is on BC?
Nadusha1986 [10]
I’m pretty sure it’s b but idk 100% sorry if it’s wrong
8 0
3 years ago
Three sevenths divided by five
Korvikt [17]
The answer is 0.08571428571
7 0
3 years ago
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