5999b Skills Check For Sac - Chapters 16, 17 & 18
22 Questions
| Attempts: 91
Check your skills on this quiz - look at the explanations on the questions you get wrong, and see me about things you don't understand. There is also a written section to this quiz. You will need to complete it, and have it corrected, before you sit the SAC.
Questions and Answers
- 1.2x+2y=3What is the gradient of the equation above?
- 2.2x+2y=3What is the y intercept of the equation above?
- 3.2x+2y=3Rearrange the equation above to General Form? (y=a+bx)
- 4.A line has a gradient of 4 and passes through the point (1, 2). What is the equation of the line in General Form? y=a+bx
- 5.
What is the equation for the line above? (y=a+bx) - 6.
What is the equation for the line above?
- 7.
What is the point of intersection between the lines that define the two inequalties above?
- 8.What is the equation of the line that passes through the point (2, 5) and is parallel to the equation y=-0.5x+5?
- 9.
From the graph above, is the origin included in the feasible region?
- A.
No
- B.
Yes
- 10.WebDev is a web building company. It sells websites for $850 per annum.The running costs for the business are $12000 per annum, and each site they sell costs $300 in design and other services.How much money does WebDev need to make each year before it starts to make a profit?
- 11.WebDev is a web building company. It sells websites for $850 per annum.The running costs for the business are $12000 per annum, and each site they sell costs $300 in design and other services.How many websites does WebDev need to sell each year before it starts to make a profit?
- 12.WebDev is a web building company. It sells websites for $850 per annum.The running costs for the business are $12000 per annum, and each site they sell costs $300 in design and other services.If they make a profit of approximately $30000, how many sites did they sell?
- 13.WebDev is a web building company. It sells websites for $850 per annum.The running costs for the business are $12000 per annum, and each site they sell costs $300 in design and other services.If the revenue is $95000 how much profit will they make?
- 14.
What is the value of 'n' for the graph above?
- 15.
What is the equation for the graph above? (x^2 is x squared)
- 16.
What is the value of n for the graph above?
- 17.
What is the starting time for an athlete who is 13 years old?
- 18.
