Daily Practice

Higher

3rd February 1989

5 questions · 12 marks · Grades 6-7 · 61 question types in this band

1
Capture Recapture2 marks
A capture-recapture estimate is made of the ladybird population of a garden. State one assumption the method relies on.
2
Surds2 marks
Write sqrt(32) in the form a sqrt(b), where b is as small as possible.
3
Expanding Triple Brackets3 marks
Expand and simplify (x + 3)(x + 4)(x + 2).
4
Direct and Inverse Proportion3 marks
y is directly proportional to x. When x = 5, y = 45. Work out y when x = 10.
5
Pythagoras2 marks
A right-angled triangle has a hypotenuse of 17 cm and one shorter side of 15 cm. Work out the other shorter side.

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