Answer: x=6 y=4
_____________
Answer:
87.08% percentage of families spend more than $4000 annually on food and drink
Step-by-step explanation:
Given -
average annual expenditure on food and drink for all families is $5700
Mean 
= 5700
standard deviation 
= 1500
Let X be the no of families spend annually on food and drink
percentage of families spend more than $4000 annually on food and drink =
= 
= 
Using 
= 1 - 
= 1 - .1292
= .8708
= 87.08%
If Houa bought 11 chicken wings for $23.10.The cost of each wing will be $2.310.
<h3>What is an arithmetic operation?</h3>
It is defined as the operation in which we do the addition of numbers, subtraction, multiplication, and division. It has basic four operators that are +, -, ×, and ÷.
It is given that, Houa bought 11 chicken wings for $23.10.
We'll apply division by Splitting into equal halves or groups, the division may be used to decide how to distribute a dish of cookies evenly among a group. Doing division is simple it is a type of operation in which we will distribute the items.
Suppose the cost of each wing is x.
x = $23.10 / 10
x = $2.310
Thus, if Houa bought 11 chicken wings for $23.10.The cost of each wing will be $2.310.
Learn more about the arithmetic operation here:
brainly.com/question/20595275
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Answer:24,942,060
Step-by-step explanation:
(10,10,4) - (3,2,0) = 7,8,4
7+8+4=19
19!/(7!*8!*4!)= 24'942'060
Answer:
6a^2+108a-10ab-180b
Step-by-step explanation:
