Layla scored 18 out of 22 on a quiz and a 60 out of 70 on a test. Did Layla score a higher percentage on the quiz or on the test? Justify your answer.

the quiz

Step-by-step explanation:

18/22 simplifies to 9/11 (uh-oh)

60/70 simplifies to 6/7

you can estimate from here that 9/11 is bigger, so she scored higher on the quiz

Layla scored higher on the test.

Step-by-step explanation:

18/22 is 81.81%. And 60/70 = 85.71%.

the simplified form is

step-by-step explanation:

we want to simplify the expression,

let us change the middle bar to a normal division sign to obtain,

we multiply the first fraction by the reciprocal of the second fraction to obtain,

we factor to obtain,

we cancel the common factors to get,

we simplify to get,

the correct answer is b