How can you represent this repeating decimal as a fraction?
0.3¯

Aculture started with 3000 bacteria. after 5 hours it grew to 3900 bacteria. predict how many bacteria will be present after 9 hours

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

Calculate the effective quarterly compound interest rate equivalent to a 1% of monthly compound interest rate.