Daily Practice · Higher

Daily Practice - Higher

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

26th December 2020

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

1
Direct and Inverse Proportion Depth3 marks
y is directly proportional to x^2. When x = 2, y = 8. Work out y when x = 9.
2
Finding the Area of Any Triangle3 marks
A triangle has sides of 6 cm and 12 cm with an angle of 85° between them. Work out its area, to 1 decimal place.
3
Probability Trees3 marks
2 of 5 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 minimum 3, lower quartile 6, median 15, upper quartile 21 and maximum 30. Work out the interquartile range.
5
Surds2 marks
Write sqrt(98) in the form a sqrt(b), where b is as small as possible.

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