Daily Practice - Higher Plus
Grades 8-9 - exam-stretch algebra, geometry and reasoning.
24th February 2011
- 1Vectors Proof Questions3 marks
In a vector proof you find that vector PQ = 3a + 2b and vector RS = 6a + 4b. What does this show about PQ and RS?
- 2Probability Equation Questions3 marks
The probability of winning a game is 2/5. A player expects 8 wins. How many games did they play?
- 3Histograms3 marks
A histogram has two bars: one 10 units wide with frequency density 1.2, one 25 units wide with density 0.6. How many values in total?
- 4Surds3 marks
Simplify sqrt(8) + sqrt(18), giving your answer in the form a sqrt(b).
- 5Proof2 marks
In an algebraic proof, how would you write a multiple of 5 in terms of an integer n?
You are looking at an earlier sheet. Today's sheet is the one that adds a day.
Your run is kept in this browser only, and there is no account.
Recent Higher Plus sheets
Every sheet is deterministic: the same date always regenerates the same five questions. All of February 2011, including the monthly compilation PDF.