Sherry is buying costume jewelry at an online store. Each pair of earrings costs the same amount and each bracelet costs the same amount. She can purchase 5 pairs of earrings and 6 bracelets

for $49 or she can purchase 7 pairs of earrings and 1 bracelet for $48.25. Either way, she stays

under her $50 budget. What is the price of a pair of earrings? PLS HELP , IF U EXPLAIN I WILL GIVE BRAINLIEST

There are two major tests of readiness for college: the act and the sat. act scores are reported on a scale from 1 to 36. the distribution of act scores in recent years has been roughly normal with mean µ = 20.9 and standard deviation s = 4.8. sat scores are reported on a scale from 400 to 1600. sat scores have been roughly normal with mean µ = 1026 and standard deviation s = 209. reports on a student's act or sat usually give the percentile as well as the actual score. the percentile is just the cumulative proportion stated as a percent: the percent of all scores that were lower than this one. tanya scores 1260 on the sat. what is her percentile (± 1)?