Daily Practice · Higher

Daily Practice - Higher

Grades 6-7 - Higher-tier method and manipulation.

4th March 2011

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 beetle population of a woodland. State one assumption the method relies on.
2
Bounds2 marks
A mass is 38 kg, correct to the nearest whole number. Write down the upper bound.
3
Expanding Triple Brackets3 marks
Expand and simplify (x + 5)(x - 1)(x + 4).
4
Direct and Inverse Proportion3 marks
y is directly proportional to x. When x = 3, y = 36. Work out y when x = 12.
5
Pythagoras2 marks
A right-angled triangle has a hypotenuse of 41 cm and one shorter side of 40 cm. Work out the other shorter side.

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