Daily Practice · Higher

Daily Practice - Higher

Grades 6-7 - Higher-tier method and manipulation.

17th January 1999

5 questions · 13 marks · Grades 6-7 · 61 question types in this band

1
Conditional Probability3 marks
19 students study Spanish and 8 of those also study Art. One Spanish student is picked at random. Work out the probability they study Art.
2
Box Plots2 marks
A box plot has a minimum of 20 and a maximum of 55. Work out the range.
3
Fractional and Negative Indices3 marks
Work out 27^(2/3).
4
Drawing Quadratic Graphs2 marks
For the curve y = x^2 - 3x + 8, work out y when x = -4.
5
Direct and Inverse Proportion3 marks
y is inversely proportional to x. When x = 9, y = 40. Work out y when x = 10.

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