Which of the following represents the same level of precision? Check all that apply . 3.9 ounces 18 ounces 20 ounces

For one history test, keith had to answer 40 questions. of these 40 questions, keith answered 28 of them correctly. what percent did keith get on his history test? round your answer to the nearest tenth if necessary

Acollection of coins has value of 64 cents. there are two more nickels than dimes and three times as many pennies as dimes in this collection. how many of each kind of coin are in the collection?

Select the point that is a solution to the system of inequalities. y< =-x+3 y=x^(2)-3x