When two lines are parallel they have the same slope
so the slope of the parallel line = the slope of the line in the graph= (Y2-Y1)/(X2-X1) = (5-(-7))/(1-(-2)) = 4
Do you understand?
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Change percentage to decimal
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75% = 0.75
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Find percentage
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75% of 300 = 0.75 x 300
75% of 300 = 225
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Answer: 225
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Answer:
65% profit
-25% discount
Step-by-step explanation:
cost price = 40+25 = 65% higher than marked price
discount = -25%
Answer:
D. is the correct one.........
We know that 3/10*20=6 students are eating salads.
We also know that 3/5*20=12 students are eating sandwiches.
Assuming each person only eats one thing, there are 20-12-6=2 students eating lunches other than salads or sandwiches.
