Tom has a collection of 30 CDs and Nita has a collection of 18 CDs. Tom is adding 1 CD a month to his collection while Nita is a
2 answers:
Answer:
3 months.
Step-by-step explanation:
Let x represent the number of months.
We have been given that Tom has a collection of 30 CDs and he is adding 1 CD a month to his collection.
So number of CDs in Tom's collection after x months would be: .
We are also told that Nita has a collection of 18 CDs. Nita is adding 5 CDs a month to her collection. So number of CDs in Nita's collection after x months would be: .
To solve for number of months, when both will have same number of CDs, we will equate both expressions as:
Therefore, after 3 months they will have the same number of CDs.
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Answer:
Therefore we come to a conclusion that,
Gregory's Rectangle is in Area.
Step-by-step explanation:
Given:
Fiona draws a 24 centimeter rectangle.
Gregory draws a 24 square inch rectangle.
To Find:
Whose rectangle is in area = ?
Solution:
Rectangle has a dimension as
Length and Width which are in meters, centimeters, inches, feet, units, etc.
For Area
here units are getting Multiplied so it becomes
unit × unit = unit² = square units
m × m = m² =square meter
inch × inch = inch² =square inches
Hence Area is calculated in square units.
Therefore we come to a conclusion that,
Gregory's Rectangle is in Area.