
Combined Work Problems and Formulas
Interactive Video
•
Mathematics
•
9th - 10th Grade
•
Hard
Thomas White
FREE Resource
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13 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the main focus of the video tutorial?
Solving algebraic equations
Understanding geometry concepts
Solving combined work word problems
Learning calculus
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the formula used to calculate the time taken by two people working together?
Average of individual times
Difference of individual times
Product of individual times divided by their sum
Sum of individual times
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If person A takes 5 hours and person B takes 10 hours to complete a task individually, what is the combined time if they work together?
5 hours
15 hours
7.5 hours
3.33 hours
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the first example, how long does it take Cody to complete the task alone?
8 hours
11 hours
9 hours
10 hours
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How long does it take Rob to complete the task alone in the first example?
8 hours
9 hours
10 hours
11 hours
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the combined time for Cody and Rob to complete the task together?
4.73 hours
5.5 hours
6 hours
7 hours
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the second example, how long does it take Willie to pick 40 bushels of apples alone?
9 hours
10 hours
11 hours
12 hours
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