Daily Practice · Higher

Daily Practice - Higher

9th January 1994

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

1
Recurring Decimals to Fractions3 marks
Write the recurring decimal 0.7777... as a fraction in its simplest form.
2
Factorising Harder Quadratics3 marks
Factorise 16x^2 + 32x + 15.
3
Direct and Inverse Proportion3 marks
y is inversely proportional to x. When x = 6, y = 4. Work out y when x = 2.
4
Spheres and Cones3 marks
A sphere has radius 12 cm. Work out its volume, leaving your answer in terms of pi.
5
Probability Trees3 marks
1 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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