Answer:
$9
Step-by-step explanation:
20% is equal to 1/5. Multiply $45 by 1/5 to get $9
Out of four statements, only (c) is correct
Step-by-step explanation:
Given: The mean score for a math test taken by Class A is 84, with the scores ranging from 78 to 94. The mean score for the same math test taken by Class B is 76, with the scores ranging from 68 to 88
a) Incorrect: The highest score was in Class A which is 94
b) Incorrect: The average of Class A is 84 which is higher than Class B is 76
c) Correct : The average of Class A is 84 which is higher than Class B is 76
d) Incorrect: The difference between highest and lowest scores in Class A is 16(94-78) whereas in Class B its 20(88-68)
Answer:
π : 1
Step-by-step explanation:
Well the circumference of the circle is 2πr with is dπ
So the ratio is 8π : 8
Simplify:
π : 1
Hope this helps
Answer: $-84
Step-by-step explanation:
The algebraic expression for twice difference of a number (n) and 6 is expressed algebraically as, 2(n - 6).
<h3>What is an Algebraic Expression?</h3>
An algebraic expression can be used to model word problem or a situation with the use of variables, operation signs and numbers.
Difference is minus (-)
Let n represent the unknown number.
Thus, twice difference of a number (n) and 6 is expressed algebraically as, 2(n - 6).
Learn more about algebraic expressions on:
brainly.com/question/2164351
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