Chris has 8/20 of a sweet potato casserole left. He wants to cut it so that each serving is 1/10 of the casserole. How many pieces of casserole can he get out of the amount he has left? Please!!!

3. solve the given inequality and graph the solution on a number line.

Two blends of tea are mixed to make a blend that will be sold at the fair. black tea sells for $2.20 per pound and orange pekoe tea sells for $3.00 per pound. how much of each should be used to obtain a 4lb blend selling for $2.50 per pound?

Don't know how to find x given these segment lengths