Daily Practice

Higher

20th February 1983

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 = 3, y = 60. Work out y when x = 10.
2
Finding the Area of Any Triangle3 marks
A triangle has sides of 11 cm and 9 cm with an angle of 110° between them. Work out its area, to 1 decimal place.
3
Probability Trees3 marks
3 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 15 and a maximum of 73. Work out the range.
5
Reverse Percentages3 marks
A bill is £912 including VAT at 20%. Work out the amount before VAT.

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