For one history test, Keith had to answer 30 questions. Of these questions , Keith answered 70% of them correctly. How many questions did Keith correctly answer on his test?

The weight of an object in the water is 7% of its weight out of the water. what is the weight of a 652g object in the water?

You give a $4 tip for a meal that cost $22. approximately what percent of the bill was your tip?

The width of a rectangle is 20 units. can the perimeter p of the rectangle be 64 units when its length x is 11 units? no, because p = 2x + 2(20) no, because p ≠ 2x + 2(20) yes, because p ≠ 2x + 2(20) yes, because p = 2x + 2(20)