there are 200 calories in 50 grams of swiss cheese. Maria ate 80 grams of this cheese. About how many calories were in the cheese that she ate if the number of calories varies directly as the weight of the cheese?
(1) 320 (2) 300 (3) 280 (4) 260

Question

there are 200 calories in 50 grams of swiss cheese. Maria ate 80 grams of this cheese. About how many calories were in the cheese that she ate if the number of calories varies directly as the weight of the cheese?
(1) 320 (2) 300 (3) 280 (4) 260

anonymous · Answer

(1)

anonymous · Answer

200cals/50grams = 4cals per gram
4cals per gram times 80 grams = 320 calories. Just wanted to make sure you understood!