Daily Practice

Higher

17th March 1972

5 questions · 15 marks · Grades 6-7 · 61 question types in this band

1
Standard Form3 marks
Work out (25 x 10^7) / (5 x 10^3). Give your answer in standard form.
2
Factorising Harder Quadratics3 marks
Factorise 15x^2 + 26x + 8.
3
Direct and Inverse Proportion3 marks
y is directly proportional to x. When x = 6, y = 12. Work out y when x = 7.
4
Spheres and Cones3 marks
A sphere has radius 9 cm. Work out its volume, leaving your answer in terms of pi.
5
Probability Trees3 marks
2 of 7 bulbs in a box are faulty. Two are taken with replacement. Work out the probability at least one is faulty.

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