Answer: Required expression= 412-34
Current quiz grade average = 378
Step-by-step explanation:
Given: The average points on daily quizzes = 412
The average decreases by 34 points. (Near the end of the quarter)
Current quiz average = (Average points on daily quizzes) - (Average decreases)
i.e. Current quiz average =412-34 [ i.e. Required expression= 412-34]
i.e. Current quiz average =378
Hence, his current quiz grade average = 378
Answer:
Step-by-step explanation:
<h3>
The complete exercise is: " of Polly's co-workers prefer tea over coffee. 25 What percent of Polly's co-workers prefer tea over coffee".</h3>
In order to solve this exercise, you need to follow the steps shown below:
<em>Step 1:</em> Divide the numerator 9 of the fraction by the denominator 25. Then:
<em>Step 2: </em>To calculate the percent of Polly's co-workers that prefer tea over coffee, you must multiply the quotient obtained before (this is ) by 100.
Therefore, you get the following result:
Then, you can conclude that 36% of Polly's co-workers prefer tea over coffee.
Answer:
The sum of the angles is 180 degrees.
Hope this helps! :)
Answer:
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Answer:
j(x) = [ (3/10) cookie/student ]x
Step-by-step explanation:
The "unit rate" here is
3 jumbo cookies
------------------------- = (3/10) cookie/student
10 students
Then the number of cookies needed to feed x students is
j(x) = [ (3/10) cookie/student ]x