Daily Practice

Higher

4th January 1953

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

1
Direct and Inverse Proportion3 marks
y is inversely proportional to x. When x = 7, y = 4. Work out y when x = 4.
2
Vectors3 marks
a is the column vector (-4, -2) and b is (-2, 2). Work out 2a - 2b as a column vector.
3
Probability Trees3 marks
5 of 10 bulbs in a box are faulty. Two are taken with replacement. Work out the probability at least one is faulty.
4
Box Plots2 marks
A box plot has a minimum of 3 and a maximum of 63. Work out the range.
5
Recurring Decimals to Fractions3 marks
Write the recurring decimal 0.444... as a fraction in its simplest form.

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