Daily Practice

Higher

19th August 1979

5 questions · 13 marks · Grades 6-7 · 61 question types in this band

1
Box Plots2 marks
A box plot has a minimum of 15 and a maximum of 75. Work out the range.
2
The Product Rule for Counting3 marks
A code is 2 letters (A to Z) followed by 2 digits (0 to 9), and repeats are allowed. How many codes are possible?
3
Expanding Triple Brackets3 marks
Expand and simplify (x + 3)(x - 2)(x - 1).
4
Direct and Inverse Proportion3 marks
y is inversely proportional to x. When x = 4, y = 50. Work out y when x = 10.
5
Pythagoras2 marks
A right-angled triangle has a hypotenuse of 25 cm and one shorter side of 7 cm. Work out the other shorter side.

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