A piece of dough weighs 1.5 kilograms. Blake sets aside ⅓ of dough. He uses the rest to make 20 pretzels. How many grams does each pretzel weigh?
1.5 kg - 1/3 ( 1.5 kg) = 1.0 kg
1 kg = 1000 gm
1000gm / 20 pretzels = 50 gm/pretzel
