A girl has 3 shirts (red, yellow, blue) and 6 pairs of socks (red, blue, green, orange, white, black). What is the probability h
1 answer:
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Answer:
Price of each muffin = $1.25
Price of each granola bar = $1.6
Step-by-step explanation:
Group 1:
6 muffins, 12 granola bars
Total money paid = $26.70
Group 2:
8 muffins, 15 granola bars,
Total money paid = $34.00
To find:
Price of each item?
Solution:
Let the price of one muffin = $
Let the price of one granola bar = $
As per group 1, the equation can be written as:
As per group 2, the equation can be written as:
.... (2)
Let us use elimination method to solve for and
.
Multiplying equation (1) with 8 and subtracting (2) from it:
Using equation (1):
Therefore, the answer is:
Price of each muffin = $1.6
Price of each granola bar = $1.25