Daily Practice
Higher
← All tiers
7th January 1973
- 1Direct and Inverse Proportion3 marks
y is inversely proportional to x. When x = 5, y = 16. Work out y when x = 4.
- 2Finding the Area of Any Triangle3 marks
A triangle has sides of 13 cm and 14 cm with an angle of 56° between them. Work out its area, to 1 decimal place.
- 3Probability Trees3 marks
3 of 10 bulbs in a box are faulty. Two are taken with replacement. Work out the probability at least one is faulty.
- 4Box Plots2 marks
A box plot has a minimum of 7 and a maximum of 24. Work out the range.
- 5Reverse Percentages3 marks
A bill is £528 including VAT at 20%. Work out the amount before VAT.
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