Daily Practice · Higher

Daily Practice - Higher

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

13th July 2003

5 questions · 14 marks · Grades 6-7 · 61 question types in this band

1
Probability Trees3 marks
3 of 5 bulbs in a box are faulty. Two are taken with replacement. Work out the probability at least one is faulty.
2
Box Plots2 marks
A box plot has a minimum of 10 and a maximum of 25. Work out the range.
3
Standard Form3 marks
Work out (54 x 10^10) / (9 x 10^2). Give your answer in standard form.
4
Factorising Harder Quadratics3 marks
Factorise 10x^2 + 13x - 3.
5
Direct and Inverse Proportion3 marks
y is inversely proportional to x. When x = 5, y = 6. Work out y when x = 2.

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