Podcast
Questions and Answers
If 7 pens cost the same as 4 notebooks and 1 notebook costs $5, what is the cost of 1 pen?
If 7 pens cost the same as 4 notebooks and 1 notebook costs $5, what is the cost of 1 pen?
- $2.86 (correct)
- $1.43
- $20.00
- $3.57
Given that 7 pens have the same cost as 4 notebooks, and each notebook is $5, what is the total cost of the 4 notebooks?
Given that 7 pens have the same cost as 4 notebooks, and each notebook is $5, what is the total cost of the 4 notebooks?
$20
If 7 pens cost the same as 4 notebooks, each priced at $5, then 7 pens cost more than $20.
If 7 pens cost the same as 4 notebooks, each priced at $5, then 7 pens cost more than $20.
False (B)
If 4 notebooks cost $20 in total, then each notebook costs $___.
If 4 notebooks cost $20 in total, then each notebook costs $___.
What information is needed to determine the cost of a single pen, given that 7 pens cost the same as 4 notebooks?
What information is needed to determine the cost of a single pen, given that 7 pens cost the same as 4 notebooks?
If 7 pens cost the same as 4 notebooks, changing the cost of each notebook will not affect the cost of an individual pen.
If 7 pens cost the same as 4 notebooks, changing the cost of each notebook will not affect the cost of an individual pen.
If 7 pens cost the same as 4 notebooks, and one notebook costs $5, what is the combined cost of 14 pens?
If 7 pens cost the same as 4 notebooks, and one notebook costs $5, what is the combined cost of 14 pens?
If the total cost of 4 notebooks is $20, and 7 pens cost the same amount, then the total cost of 21 pens would be $___.
If the total cost of 4 notebooks is $20, and 7 pens cost the same amount, then the total cost of 21 pens would be $___.
If the cost of each notebook increased by $1, how would this affect the cost of a single pen, given that 7 pens cost the same as 4 notebooks?
If the cost of each notebook increased by $1, how would this affect the cost of a single pen, given that 7 pens cost the same as 4 notebooks?
If the price of notebooks doubles, the price of a single pen will also double, assuming 7 pens cost the same as 4 notebooks.
If the price of notebooks doubles, the price of a single pen will also double, assuming 7 pens cost the same as 4 notebooks.
Match the calculations with their results based on the information given that 7 pens cost the same as 4 notebooks and 1 notebook costs $5:
Match the calculations with their results based on the information given that 7 pens cost the same as 4 notebooks and 1 notebook costs $5:
If the number of notebooks is halved while the cost per notebook remains the same, how does this affect the cost of a single pen, assuming 7 pens still cost the same?
If the number of notebooks is halved while the cost per notebook remains the same, how does this affect the cost of a single pen, assuming 7 pens still cost the same?
How many notebooks can be bought with the money used to buy 21 pens if 7 pens cost the same as 4 notebooks?
How many notebooks can be bought with the money used to buy 21 pens if 7 pens cost the same as 4 notebooks?
If an additional notebook is purchased, the total cost for 5 notebooks would be $___, given that each notebook costs $5.
If an additional notebook is purchased, the total cost for 5 notebooks would be $___, given that each notebook costs $5.
If notebooks become cheaper and pens become more expensive, but 7 pens must still cost the same as 4 notebooks, the overall ratio of cost remains constant.
If notebooks become cheaper and pens become more expensive, but 7 pens must still cost the same as 4 notebooks, the overall ratio of cost remains constant.
If the cost of 7 pens and 4 notebooks includes a combined sales tax, how would you calculate the pre-tax cost of one pen?
If the cost of 7 pens and 4 notebooks includes a combined sales tax, how would you calculate the pre-tax cost of one pen?
After evaluating that one pen approximately costs $2.86, what is the approximate cost for 35 pens?
After evaluating that one pen approximately costs $2.86, what is the approximate cost for 35 pens?
If solving for the cost of a single pen involves dividing the total cost of 4 notebooks by 7, this operation is known as finding the ______ for each pen.
If solving for the cost of a single pen involves dividing the total cost of 4 notebooks by 7, this operation is known as finding the ______ for each pen.
Regardless of the actual cost, if the expense for 7 pens is always directly equivalent to that of 4 notebooks, modifications in notebook pricing will not influence the proportional expense of the pens.
Regardless of the actual cost, if the expense for 7 pens is always directly equivalent to that of 4 notebooks, modifications in notebook pricing will not influence the proportional expense of the pens.
Match these quantities with the appropriate mathematical expression to calculate their value based on the total number of notebooks and cost per notebook, where cost per notebook is represented as 'c':
Match these quantities with the appropriate mathematical expression to calculate their value based on the total number of notebooks and cost per notebook, where cost per notebook is represented as 'c':
Flashcards
First Step?
First Step?
Find the cost of one notebook first
Cost of 4 notebooks?
Cost of 4 notebooks?
1 notebook costs $5. 4 notebooks cost 4 * $5 = $20.
Cost of 7 pens?
Cost of 7 pens?
7 pens cost $20.
Cost of one pen?
Cost of one pen?
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Study Notes
- Cost of 1 notebook: $5
- 4 notebooks cost: 4 * $5 = $20
- 7 pens cost the same as 4 notebooks, so 7 pens cost $20
- Cost of 1 pen: $20 / 7 = $2.857142857142857
- Therefore, 1 pen costs approximately $2.86
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