A is correct
C is correct
E is correct
P equals 7 because 7 people to each table. 42/7=6
Answer:
Step-by-step explanation:
SP = CP + markup
- 155 + 30% =
- 155*1.3 =
- 201.50
The value of y in
is 6/7
<h3>How to solve for y?</h3>
The equation is given as:

Open the bracket
-3 = 7y - 9
Add 9 to both sides of the equation
7y = 6
Divide both sides by 7
y= 6/7
Hence, the value of y in
is 6/7
Read more about equations at:
brainly.com/question/2972832
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<u>Complete question</u>
Solve for y

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