How many eighty- fours are in 672?

Find the exact value of each of the following. in each case, show your work and explain the steps you take to find the value. (a) sin 17π/6 (b) tan 13π/4 (c) sec 11π/3

Olga used 100 ounces of flour to make 225 muffins. how many ounces of flour will be used to make 300 muffins?

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?