The Burns family went to breakfast at the huddle house. Mr. Burns ordered a meal for $7.75, Mrs. Burns ordered a meal for $ 9.50
2 answers:
Answer:
The bill Excluding tax was $41.64
Step-by-step explanation:
Price of food ordered by Mr.Buns = $7.75
Price of food ordered by Mrs. Buns = $9.50
Price of food for each kid = $3.49
Price of meal for 4 kids =
Total cost for family = 7.75+9.50+3.49+13.96 =$34.7
They left a 20% tip.
So, Amount of tip =
So, Total cost including tip = 6.94+34.7 =41.64
Hence the bill Excluding tax was $41.64
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<em><u>The solution is (4, 4)</u></em>
<em><u>Solution:</u></em>
<em><u>Given system of equations are:</u></em>
<em><u>Substitute eqn 2 in eqn 1</u></em>
Make the right side of equation 0
<em><u>Solve by quadratic equation</u></em>
<em><u>Substitute x = 4 in eqn 2</u></em>
y = 2(4) - 4
y = 8 - 4
y = 4
Thus solution is (4, 4)
The probability is 0.8997.
We will use a z-score to answer this question. z-scores are given by the formula
With our information, we have
Looking this up in a z-table (http://www.z-table.com) we see that the area to the left of this (everything less than, up to this value) is 0.8997.
We will use a z-score to answer this question. z-scores are given by the formula
With our information, we have
Looking this up in a z-table (http://www.z-table.com) we see that the area to the left of this (everything less than, up to this value) is 0.8997.