Answer:
Step-by-step explanation:
((95.26 - 78.17) / 78.17)x100
21.86260714% percentage decrease
The phone call was worth his time
Six hundred seventy-two thousandths <0.8
Answer:
x *2 + (28-x)*4 = 100
Step-by-step explanation:
Given
Total number of questions in the paper = 28
Out of these 28 questions let us say that x number of questions are of 2 points and 28-x questions are of 4 points.
Also, the complete test is of 100 marks
Thus, the linear equation representing the
x *2 + (28-x)*4 = 100
It would take him 5 weeks. why?
7.89*20= $156 per week
156*5 weeks= $780