Question

Leah is new to typing. She types several sentences in five minutes. When she checks the sentences, she finds that she’s made a total of fifteen errors. What is Leah’s error rate?

Answer 1

5:15 is the ratio

Answer 2

A.
5 errors per minute
B.
3 errors per minute
C.
15 errors per minute
D.
10 errors per minute

Answer 3

what do you think it is.

Answer 4

B? 3*5=15 , but i am not 100 percent sure

Answer 5

your right because 3 times 5 equals 15 so 3 errors for each minute good job!

Answer 6

The answer is right, the reasoning isn't

Basically you're trying to find the error rate per minute (find the unit rate)

\(\large \frac{total~\#~of~errors}{\#~of~minutes}\)

Answer 7

this is how was taught