Daily Practice · Higher

Daily Practice - Higher

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

2nd February 2020

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

1
Probability Trees3 marks
3 of 7 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 4 and a maximum of 58. Work out the range.
3
Standard Form2 marks
Work out (9 x 10^4) x (7 x 10^-6). Give your answer in standard form.
4
Factorising Harder Quadratics3 marks
Factorise 9x^2 - 16.
5
Direct and Inverse Proportion3 marks
y is inversely proportional to x. When x = 3, y = 4. Work out y when x = 4.

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