Podcast
Questions and Answers
- Expand and simplify the following: 5p(p-4)-7(1-2p)
- Expand and simplify the following: 5p(p-4)-7(1-2p)
- 5p^2-6p-7 (correct)
- 5p^2+6p-7
- 5p^2-26p-7
- 5p^2+26p-7
- Derrick saved 50 and purchased z socks from EB games. Since Derrick is a long-time customer, EB games rewards him x in return. Determine a equation for his purhcases of socks.
- Derrick saved 50 and purchased z socks from EB games. Since Derrick is a long-time customer, EB games rewards him x in return. Determine a equation for his purhcases of socks.
- z= 50 + x
- 50 = z + x (correct)
- z - x = 50
- x = 50 + z
Determine the equation of the line for Figure 3
Determine the equation of the line for Figure 3
- y = x
- y = x+100
- x+y =100 (correct)
- a linear equation but there is insufficient information for an equation
The formula for simple interest is I = PRT/100. Determine the number of years that $2500 should be invested at 5% pa to earn 500 interest
The formula for simple interest is I = PRT/100. Determine the number of years that $2500 should be invested at 5% pa to earn 500 interest
A doctor usually works 40 hours per week at $50/hr and is paid for overtime. In one particular week, the doctor had worked for 60 hours. Doctors receive a 20% increase in standard wage for working overtime. Determine the doctor’s weekly salary for the week he worked overtime.
A doctor usually works 40 hours per week at $50/hr and is paid for overtime. In one particular week, the doctor had worked for 60 hours. Doctors receive a 20% increase in standard wage for working overtime. Determine the doctor’s weekly salary for the week he worked overtime.
The mid point and distance between the points (3,6)& (5,8) is respectively:
The mid point and distance between the points (3,6)& (5,8) is respectively:
Determine which of the following points lies on the curve: y = 100-x
Determine which of the following points lies on the curve: y = 100-x
In 2023, 42% of all Year 9 Churchie students attend opening weekend for the movie Oppenheimer , and 58% instead watched Barbie.
Since then, 15% of those who decided to watch Oppenheimer cancelled at the last minute. At the same time, 15% of those who watched Barbie also decided to watch Oppenhiemer. Determine the percentage of students that watched Oppenhiemer on opening weekend
In 2023, 42% of all Year 9 Churchie students attend opening weekend for the movie Oppenheimer , and 58% instead watched Barbie. Since then, 15% of those who decided to watch Oppenheimer cancelled at the last minute. At the same time, 15% of those who watched Barbie also decided to watch Oppenhiemer. Determine the percentage of students that watched Oppenhiemer on opening weekend
