A game room has a floor that is 120 feet by 75 feet. A scale drawing of the floor on grid paper uses a scale of 1 unit:5 feet. W
2 answers:
For this case, what we should keep in mind is the following scale factor:
1 unit = 5 feet
We apply the scale factor to each of the dimensions.
We have then:
For 120 feet:
For 75 feet:
Therefore, the dimensions in the drawing are given by:
24 units by 15 units
Answer:
The dimensions of the scale drawing are:
24 units by 15 units
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Answer:
Therefore the required ways are =190
Step-by-step explanation:
Combination: Combination is the number of selection of items from a collection of items where the order of selection does not matter.
Total number of smartphones =22
Defective phone = 2
Non defective phone = (22-2) =20
The control inspector randomly test 4 smartphones of which 2 are defective.
Non defective phone = 2
The ways to select 2 non defective phone is
The ways to select 2 defective phone is=
Therefore the required ways are = (190×1) =190