mike and jenny have salaries in the ratio of 3:4 jenny earn $22,000 per year. what does mike earn?
Follow Math Help Forum on Facebook and Google+
Originally Posted by starslacker mike and jenny have salaries in the ratio of 3:4 jenny earn $22,000 per year. what does mike earn? If mikes salary is $x per year, then for the salaries to be in the required ratio: x/22000=3/4 which you need to solve for x. RonL
Originally Posted by starslacker mike and jenny have salaries in the ratio of 3:4 jenny earn $22,000 per year. what does mike earn? Here is another way. One has $\displaystyle 3x$. The other has $\displaystyle 4x$. (Note the ratio is 3:4). In sum they have, $\displaystyle 3x+4x=22000$ $\displaystyle 7x=22000$
View Tag Cloud