QuestionIf 1585 plasma TVs are sold and the ratio of flatscreen to plasma TVs is 3:5, how many flatscreen TVs were sold?
Studdy Solution
STEP 1
Assumptions1. For every3 flatscreen TV sets sold,5 plasma TV sets were sold. .1585 plasma TV sets are sold.
STEP 2
We can set up a proportion to find the number of flatscreen TV sets sold. The proportion is as follows
STEP 3
We know that1585 plasma TV sets were sold, so we can substitute this value into the proportion
STEP 4
To solve for the number of flatscreen TV sets sold, we can cross-multiply and solve for the unknown
STEP 5
Calculate the number of flatscreen TV sets soldSo,951 flatscreen TV sets were sold.
1Assumptions1. For every5 flatscreen TV sets sold,95 general admission seats were sold.
2.27,360 general admission seats were sold.
2We can set up a proportion to find the number of flatscreen TV sets sold. The proportion is as follows3We know that27,360 general admission seats were sold, so we can substitute this value into the proportion4To solve for the number of flatscreen TV sets sold, we can cross-multiply and solve for the unknown5Calculate the number of flatscreen TV sets soldSo,1440 flatscreen TV sets were sold.
1Assumptions1. Mary can type4,800 words per hour.
2We need to find out how many words Mary types per minute. We know there are60 minutes in an hour, so we can divide the total number of words by60 to get the words per minute.
3Substitute the given value for words per hour into the equation4Calculate the words per minuteSo, Mary can type80 words per minute.
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