Put the given values in the formula

and evaluate.
z = (150 -160)/16 = -10/16
z = -5/8
The z-score for the score x=150 is -5/8 = -0.625.
Answer: Hence, Option 'A' is correct.
Step-by-step explanation:
since we have given that
Cost of per cans = $0.90
Let number of cans of Tuna be n
so, Total cost of n cans be

Amount of coupon Tuna get off on total purchase = $0.40
So, According to question,

Hence, Option 'A' is correct.
Answer:
b
Step-by-step explanation: