2. Nutrition. A one-cup serving of spaghetti with meatballs contains 260 Cal (calories) and 32 g
of carbohydrates. A one-cup serving of chopped
iceberg lettuce contains 5 Cal and 1 g of carbohy-
drates. (Source: U. S. Department of Agriculture)
How many servings of each would be required to
obtain 400 Cal and 50 g of carbohydrates?
I need equations!!!

Abcd ≅ klmn ≅ pqrs ≅ wxyz given that information, which figures are reflections of abcd?

Which formula finds the probability that a point on the grid below will be in the blue area? p(blue) = total number of squares number of blue squares number of blue squares p(blue) = total number of squares number of blue squares p(blue) = number of white squares

An automated water dispenser fills packets with one liter of water on average, with a standard deviation of 5 milliliter. the manual says that after a year of operation the dispenser should be tested to see if it needs recalibration. a year later a number of filled packets are set aside and measured separately. it is found that the average packet now contains about 0.995 liters. does the dispenser need calibration? explain your answer.