In a certain clothing store, 3 shirts and 5 ties cost $60, and 2 shirts and 3 ties cost $39. What is the cost of each shirt?
2 answers:
You might be interested in
<span>The correct answer is: Option (A) </span>
<span>
Explanation:
If both lines are parallel, then their slopes must be equal.
For the line PQ, the slope is:
Slope of PQ = </span> --- (1)
For the line P'Q', the slope is:
Slope of P'Q' =
Slope of P'Q' = --- (2)
As (1) = (2), hence the lines are parallel and their slope is (Option A).
Explanation:
If both lines are parallel, then their slopes must be equal.
For the line PQ, the slope is:
Slope of PQ = </span>
For the line P'Q', the slope is:
Slope of P'Q' =
Slope of P'Q' =
As (1) = (2), hence the lines are parallel and their slope is