Meryl spends a total of 68.82 for 2 pairs of sneakers with the same cost. the sales tax is 5.32. meryl also uses a coupon for 3 dollars off her purchase. how much does each pair of sneakers cost?

The heaviest 16% of all men in weight weigh more than how many pounds ?

Sarah used her calculator to find sin 125 degrees. she wrote down sin sin125 degrees.57. how could sarah recognize that her answer is incorrect?

Awater holding tank measures 105 m long, 50 m wide, and 8 m deep. traces of mercury have been found in the tank, with a concen- tration of 60 mg/l. what is the total mass of mercury in the tank? answer in units of kg.