Answered

A grading machine can grade 96 multiple
choice tests in 2 minutes. If a teacher has
300 multiple choice tests to grade, predict
the number of minutes it will take the
machine to grade the tests.

Answer :

BrainLifting

Answer:

6.25 minutes or 375 seconds

Step-by-step explanation:

We can solve the following problem through the Proportion method.

Here,

we may take the time taken by the machine as x

[tex]96 : 2 : : 300 : x\\96x= 2 *300\\96x=600\\x=600/96\\x=6.25\ minutes[/tex]

Other Questions