3 years ago

Why multiplying the numerator and denominator of a fraction by the same number results in an equivalent fraction?

1 answer:

8 0

Im Not That sure But I Belive That If Denominators Are The Same Keep It And Just Do The Math In The Numerator's . ( For Adding ) But Multiplying You Do Both and If The Numerator Is The Bigger Than The Denominator Your Going To Have To Do Extra Math Like A Common Denominator ( I Belive ) .

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Rosemary walks each week for exercise. Let d represent the distance walked and h represent the number of hours spent walking.

nadya68 [22]

Ok last week she walked 18/6 which equals 3 and 3 is less than 2.5. 2.5h is really just that times how many hours.D is the amount of miles.So,the awnser is going to be b or d.But we dont know what d is in d=2,5h so we have to asume that b is the awnser

8 0

3 years ago

Read 2 more answers

Brian has reduced his cholesterol level by 8% after his last check up. If his original level was 200, what is his cholesterol le

s2008m [1.1K]

Answer:

B. 184

Step-by-step explanation:

A proportion is an easy way to solve this:

$\frac{100\%}{200} = \frac{92\%}{x} \\ 100x = 92(200) \\ x = 92(2) \\ x = 184$