24 points lost on a test. how many were incorrect

In a school 2/3 of the students study a language of those who study a language 2/5 study french

In the figure shown below, m < 40 and ab =8. which equation could be used to find x?

The ratio of rock songs to dance songs on jonathan’s mp3 player is 5: 6. the total number of rock and dance songs jonathan has is between 101 120. how many rock songs does he have?