Perry and Rhianna both went bowling last weekend, but not together. Perry went during open bowling time, paying $1 for shoe rental and $3 per hour. Rhianna went on family night, when
each hour was $2 and shoe rental was $7. As it turned out, they played for the same number
of hours and spent the same amount. How much did each one spend? How many hours did
each one bowl?

Two language majors, anna and megan, took exams in two languages. anna scored 85 on both exams. megan scored 74 on the first exam and 85 on the second exam. overall, student scores on the first exam had a mean of 82 and a standard deviation of 4, and the second exam scores had a mean of 71 and a standard deviation of 13. a) to qualify for language honors, a major must maintain at least an 85 average across all language courses taken. so far, which of anna and megan qualify? b) which student's overall performance was better?

If chord ab is congruent to chord cd, then what must be true about ef and eg?

Acircus act has 3 times as many elephants as acrobats. jorge noticed that all together there were 56 legs in the circus ring. how many elephants were in the show?