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Vadim26 [7]
3 years ago
5

I don’t know how to explain on why the student was incorrect

Mathematics
1 answer:
Zolol [24]3 years ago
7 0

Answer:

the constant proportionality means the ratio between two directly proportional quantities.

so the constant proportionality will be 7.5÷6=1.25 or 10÷8=1.25 or 12.5÷10=1.25

constant proportionality should be same all through because it's a constant

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3 years ago
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10. A store pays $10 for a bracelet, and the markup is 115%. A customer will
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12.075
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An experiment was conducted by some students to explore the nature of the relationship between a person's heart rate (measured i
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Answer:

A. factors.

Step-by-step explanation:

The correct option is - A. factors.

Reason -

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6 0
3 years ago
A bakery sold a total of 400 cupcakes in a day, and 43% of them were vanilla flavored. how many of the cupcakes sold that day we
garik1379 [7]

The number of the cupcakes sold that day that were vanilla flavored is 172.

<h3>How do we calculate a number from a percentage?</h3>

The number of the cupcakes sold that day that were vanilla flavored can be calculated using the following formula:

Number of vanilla flavored cupcakes sold = Total number of cupcakes sold * Percentage that were vanilla flavored .............. (1)

Substituting the relevant values into equation (1), we have:

Number of vanilla flavored cupcakes sold = 400 * 43% = 172

Learn more about percentages here: brainly.com/question/14801224.

#SPJ1

7 0
2 years ago
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Answer:

18miles per day

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