On saturday stella worked for two hours her mother in the house. she spent 1/3 of her time doing laundry, 1/4 of a time cleaning and the rest of her time working in the yard how much of her time was spent in the yard?

Mrs. gehrke said cheddar weighs 16.8 pounds. he actually weighs 15.2 pounds. what is the percent error?

Hormones perform important functions within the reproductive system. during puberty, a number of changes occur in the body. which hormone is responsible for the development of these characteristics in the female? estrogen progestin progesterone testosterone

Harry the hook has 7 1/3 pounds of cookie dough. she uses 3/5 of it to bake cookie. how much cookie dough does she use to make cookie?