A company that makes hair-care products had 4,000 people try a new shampoo. Of the 4,000 people, 12 had a mild allergic reaction. What percent of the people had a mild allergic reaction?
% of the people had a mild allergic reaction.
Mine an integer or a decimal.)

Asif spent $745.10 on 13 new file cabinets for his office. small file cabinets cost $43.50 and large file cabinets cost $65.95. write and solve a system of equations to find the number of small cabinets and large cabinets he purchased. determine if each statement is true or false. 1. he purchased 5 small cabinets. true or false 2. he purchased 7 large cabinets. true or false 3. he spent $527.60 on large cabinets. true or false

If i have 20$ and i gave 5$ away how much i got

Find the domain of the following expression: 1/(√x)-2