HELP PLEASE :D Um, it says I need more characters I just need help with this question thanks you very much.

Apatient is to be given 35 milligrams of demerol every 4 hours. you have demerol 50 milligrams/milliliter in stock. how many milliliters should be given per dose?

During a wright loss challenge your friend goes from 125 pounds to 100 pounds.what was the percent weight loss

Astocks price gained 3% in april and 5% in may and then lost 4% in june and 1% in july during which month did the stocks price change the most