Daily Practice · Higher

Daily Practice - Higher

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

20th March 2005

5 questions · 14 marks · Grades 6-7 · 61 question types in this band

1
Direct and Inverse Proportion3 marks
y is inversely proportional to x. When x = 2, y = 18. Work out y when x = 3.
2
Finding the Area of Any Triangle3 marks
A triangle has sides of 9 cm and 5 cm with an angle of 77° between them. Work out its area, to 1 decimal place.
3
Probability Trees3 marks
5 of 7 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 a minimum of 5 and a maximum of 41. Work out the range.
5
Standard Form3 marks
Work out (56 x 10^11) / (7 x 10^4). Give your answer in standard form.

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