Plugging In: Invisible Plugging In - Fractions

Michael and Mike earn the same daily wage. Michael worked for 20 days in January, and Mike worked for 25 days. In February, Michael worked for 18 days, and Mike worked for 23 days. In March, each of them worked for four more days than they did the month before that. Michael's total earnings from January to March is what fraction of Mike's earnings?
Incorrect. [[snippet]]
Incorrect. [[snippet]]
Correct. [[snippet]] __Plug In__ an easy number for Michael and Mike's daily wage (such as $1) or disregard because they earn the same amount per day. Michael earned $60, >$$20 + 18 + (18 + 4)$$, in three months and Mike earned $75, >$$25 + 23 + (23 + 4)$$, in the same period of time. Hence, Michael's earnings is $$\frac{4}{5}$$, or $$\frac{60}{75}$$, of Mike's earnings.
Incorrect. [[snippet]]
Incorrect. [[snippet]]
$$\frac{1}{3}$$
$$\frac{1}{2}$$
$$\frac{4}{5}$$
$$1$$
$$\frac{3}{2}$$

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