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Andrew [12]
3 years ago
12

Please Answer this question

Mathematics
1 answer:
sladkih [1.3K]3 years ago
6 0

Answer:

Recognize and represent proportional relationships between quantities. Decide whether two quantities are in a proportional relationship, e.g., by testing for equivalent ratios in a table or graphing on a coordinate plane and observing whether the graph is a straight line through the origin.

Step-by-step explanation:

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Which is a unit rate?<br> 15 miles per gallon
Over [174]

Step-by-step explanation:

Step:1

          From given, the rate is

                          = 15 miles per gallon

                          = \frac{15}{1}115 = 15 miles.........................(1)

Step:2

         Check for Option A,

                           = 30 miles per 3 gallons

                           = \frac{30}{3}330 = 10 miles.....................(2)

         From the eqn (1) and (2),

                                 Eqn (1) ≠ Eqn (2)

Step:3

           Check for Option B and C are not match with given because, Miles provided first or top then the gallons provided the last or bottom.

Step:4

         Check for Option  D,

                           = 60 miles per 4 gallons

                           = \frac{60}{4}460 = 15 miles.........................(3)

           From the eqn (1) and (3),

                              Eqn (1) ≠ Eqn (3)

Result:

         The equivalent unit rate for 15 miles per gallon is 60 miles per 4 gallons (\frac{60 miles}{4 gallons}4gallons60miles ) .

                         

6 0
2 years ago
In an experiment, a ball is drawn from an urn containing 11 red balls and 13 purple balls. If the ball is red, two coins are tos
joja [24]
Sample space is the total number of possible outcomes. The general formula for this is r^n, where r is the number of outcomes per trial, while n is the number of trials. 

For the first question, the equation would be 2² because 2 coins are tossed so n=2. Then, r=2 because there are two possible outcomes, namely, the head and the tail. So, the answer for letter a is 4.

For the second question, we will add to the answer in letter a with 2³, because this time, 3 coins are tossed. Thus, the total sample space is 4 + 2³ = 12.
6 0
3 years ago
Daniela bought 132 unicorn toys from the store. She then bought 231 minion toys. About how many toys does she have altogether? (
ASHA 777 [7]

Answer:

The answer would be 363 but if u would round that answer to nearest hundred then it’s 400

Step-by-step explanation:


7 0
3 years ago
Read 2 more answers
Which expression will you generate if you combine the like terms in 5x + 6x + y + y + 3y + 4 + 6 + 2?
Anika [276]

Answer:

5x and 6x both have the letter x. Let's combine them! 5x+6x = 11x

y, y, and 3y all have the letter y. You can imagine y to be 1y, they're the same.

1y + 1y + 3y = 5y

4, 6, and 2 don't have any letters. 4 + 6 + 2 = 12

Now you have to put all the final terms together to get: 11x + 5y +12

Step-by-step explanation:

4 0
3 years ago
Read 2 more answers
Suppose the base of the prism was a rectangle of sides I and w. Type a formula for the volume of the prism using i, w and h
tester [92]

Answer: V = l  w  h

Step-by-step explanation:

Hi, to answer this question we have to apply the formula for the volume of a rectangular prism.

Volume of a rectangular prism (V) = Length x Width x Height

Replacing with the values given:

V = l w h

All values are multiplied (didn’t use x as a multiplication symbol to avoid confusion)  

Feel free to ask for more if needed or if you did not understand something.

7 0
3 years ago
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