The sales tax for an item was $36.90 and it cost $410 before tax. Find the sales tax rate. Write your answer as a percentage.

15/16 as a decimal rounded to the nearest hundredth

Asource of laser light sends rays ab and ac toward two opposite walls of a hall. the light rays strike the walls at points b and c, as shown below: what is the distance between the walls?

14. a family spends 1⁄10 of its annual income for housing, 1⁄4 for food and clothing, 1⁄5 for general expenses, and 2⁄15 for entertainment. what fractional part of their income is spent on these items altogether? a. 11⁄12 b. 41⁄60 c. 6⁄41 d. 1⁄7