Daily Practice · Higher

Daily Practice - Higher

30th December 1995

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

1
Standard Form2 marks
Work out (7 x 10^6) x (3 x 10^6). Give your answer in standard form.
2
Factorising Harder Quadratics3 marks
Factorise 12x^2 + 19x + 5.
3
Direct and Inverse Proportion Depth3 marks
y is directly proportional to x^2. When x = 3, y = 18. Work out y when x = 2.
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
3 of 5 bulbs in a box are faulty. Two are taken with replacement. Work out the probability at least one is faulty.

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