Daily Practice - Higher
Grades 6-7 - Higher-tier method and manipulation.
17th November 2023
- 1Direct and Inverse Proportion3 marks
y is directly proportional to x. When x = 5, y = 25. Work out y when x = 7.
- 2Finding the Area of Any Triangle3 marks
A triangle has sides of 11 cm and 17 cm with an angle of 74° between them. Work out its area, to 1 decimal place.
- 3Probability Trees3 marks
4 of 6 bulbs in a box are faulty. Two are taken with replacement. Work out the probability at least one is faulty.
- 4Capture Recapture2 marks
A capture-recapture estimate is made of the beetle population of a woodland. State one assumption the method relies on.
- 5Surds2 marks
Write sqrt(50) in the form a sqrt(b), where b is as small as possible.
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