Mike ate 1 / 3 of a bag of peanuts at the game, then there left
.
On the way home he ate 1 / 3 of what was left, that is he ate 1 / 3 from 2 / 3 and this is
.
On the way home Mike ate 2 / 9 of a bag of peanuts.
Answer: Correct choice is D.
Which of these is usually true of a convenience sample?
1 answer:
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Answer:
Number of problems = 240
Step-by-step explanation:
Let x be the number of questions and t be the time.
Given:
Average rate = 8 problems per minute
Fast Finn rate = 10 problems per minute
Fast Finn taken time = t - 6
We need to find the number of problems on the test paper.
Solution:
Average rate to solve test paper.
--------------(1)
Fast Finn rate to solve the test paper.
Using cross multiplication rule.
substitute from equation 1.
Rearrange the equation as:
Using cross multiplication rule.
x = 240 problems.
Therefore, 240 problems were on the test.