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A line on a graph shows a proportional relationship between the amount of almonds, x, in grams and the total calories y. Two points on the graph are located at (50, 287.5) and (70, 402.5) . What is the unit rate for the number of calories per grams and almonds ?
A. 1.64 calories per gram
B. 2.3 calories per gram
C. 5.75 calories per gram
D. 17.25 calories per gram
Please hurry.

Respuesta :

CJjennay
C. 5.75 calories per gram

Edit: 287.5÷50=5.75
402.5÷70=5.75
JeanaShupp

Answer: C. 5.75 calories per gram


Step-by-step explanation:

Given: A line on a graph shows a proportional relationship between the amount of almonds, x, in grams and the total calories y.

From the given point  (50, 287.5)

Calories in 50 grams of almonds=287.5 calories

Thus, Calories in 50 grams of almonds=[tex]\frac{287.5}{50}=5.75\ calories[/tex]

Hence, the unit rate for the number of calories per gram of almonds =5.75 calories per gram

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