A bicycle has a listed price of $516.95 before tax. If the sales tax rate is 7.25%, find the total cost of the bicycle with sales tax included. Round your answer to the nearest cent, as necessary.

Element x decays radioactively with a half life of 8 minutes. if there are 450 grams of element x, how long, to the nearest tenth of a minute, would it take the element to decay to 37 grams?

In the field of thermodynamics, rankine is the unit used to measure temperature. one can convert temperature from celsius into rankine using the formula , what is the temperature in celsius corresponding to r degrees rankine? a. 9/5(c - 273) b. 9/5(c + 273) c. 5/9( c - 273) d. 5/9( c + 273)

Gabrielle's age is two times mikhail's age. the sum of their ages is 84. what is mikhail's age?