Answer:
=−368q2−23qr+544q+34r
Step-by-step explanation:
C) They solve the same number of problems per minute
172.5 Divided by 2
115 divided by 2
= 57.5
So,
Since this is independent probability, the probability of the event above occurring is:

First, the probability of landing on heads.

Now, the probability of rolling an even number.
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Plug it into the equation.

The correct option is C.
Jay didnt follow the BEDMAS rule, he should have started withe the division because it has the priority based on the BEDMAS rule.