Does anybody know this answer?
The Chess Club president brought donuts to the club meeting each week. As the club grew, more donuts were needed so that each member could have a donut. The table below shows the ratios of boxed donuts to the cost.

Donuts 2 4 B 8

Cost A 31.60 39.50 C

Determine which table has the correct values for A, B, and C.

PART 2

The data below lists the number of pages Tamara read and the time it took her to read them.


Tamara read 35 pages in 42.5 minutes.

Tamara read 41 pages in 59 minutes.

Tamara read 56 pages in 72 minutes.


Determine which table below represents a two-column table for the given data.

PART 3

The polling results show the ratio of votes for Candidate A to Candidate B.


Candidate A/B
15 18
25 30
35 42
45 ?

At this rate, if Candidate A received 45 votes, how many votes did Candidate B receive?