The starter and exit quiz of the lesson “Advanced problem solving with linear inequalities”, from the unit “Inequalities” (Year 11 Maths) by Oak National Academy.
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Oak National Academy
12 questions
5x+15y=1200 is an equation whereas 5x+15y<1200 is an ___.
(5,2) is the point of ___ of these two linear equations.
A young person starts with £50 savings and then saves £15 per week. Which inequality represents the time when they will have more than £500 in savings?
Which of these values satisfy this inequality? {8x+12y}\le{480}
Which of these values satisfy both of these inequalities simultaneously? y>2x+3 and y<12
Which of these values satisfy both of these inequalities simultaneously? y>2x+3 and y\le12-x
These inequalities model a company's packaging and production constraints. The values (15,20) satisfy both inequalities __________.
These inequalities model a company's packaging and production constraints. Which of these points satisfies the production constraint but not the packaging constraint?
These inequalities model a company's packaging and production constraints. Which of these points satisfy both the production and the packaging constraints?
These inequalities model a company's packaging and production constraints. Which coordinate pair is the point where both production and packaging are optimised? ___
This model has three constraints. x represents the number of standard games produced, y the number of deluxe ones. What is the maximum number of games that can be made? ___
This model has three constraints. x = standard games, making £4 profit. y = deluxe games, making £9 profit. What is the maximum profit achievable? £___
