Answer: 1980 calories
Explanation:
290grams of carbs=1160g
60 grams of fat=540
70 grams of protein=280 calories
290 x 4=1160
60 x 9=540
70 x 4=280
1160+540+280=1980 calories
carbs provide 4 calories per gram
fat provides 9 calories per gram
protein provides 4 calories per gram