Find the length of side x in simplest radical form with a rational denominator. 60 30 x 5

How much dextrose 70% must be mixed with dextrose 5% to prepare 1,000 ml of dextrose 20%?

Determine the difference: 3.2 × 1010 – 1.1 × 1010. write your answer in scientific notation.

Ariel is working at a meat packing plant for 5 nights a week. her regular wage is $11 an hour. she earns tine and a half for any overtime hours. this week she worked 9 hours of over time .how much will ariel earn for overtime this week ?