What are the null and alternative hypotheses to test whether the presence of good weather influenced patrons to tip higher than patrons in the presence of bad weather?

Afurniture store has 1,500 chairs in storage. a manager uses three delivery receipts to simulate samples to check 100 chairs and note the number of brown chairs. suppose the actual number of brown chairs is 1,080. about how many brown chairs are

You eat 8 strawberries and your friend eats 12 strawberries from a bowl. there are 20 strawberries left. which equation and solution give the original number of strawberries?

If f(x)=x+7 and g(x)=1/x what is (fog)(x)