Daily Practice

Higher

31st October 1979

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

1
Fractional and Negative Indices3 marks
Work out 36^(3/2).
2
Factorising Harder Quadratics3 marks
Factorise 8x^2 - 30x + 25.
3
Speed and Density2 marks
A block has volume 55 cm^3 and density 4 g/cm^3. Work out its mass.
4
Spheres and Cones3 marks
A sphere has radius 6 cm. Work out its volume, leaving your answer in terms of pi.
5
Probability Trees3 marks
4 of 9 bulbs in a box are faulty. Two are taken with replacement. Work out the probability at least one is faulty.

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