Daily Practice · Higher

Daily Practice - Higher

17th March 1996

5 questions · 15 marks · Grades 6-7 · 61 question types in this band

1
Reverse Percentages3 marks
A bill is £768 including VAT at 20%. Work out the amount before VAT.
2
Quadratic Formula3 marks
Use the quadratic formula to solve 4x^2 + 9x - 1 = 0, to 2 decimal places.
3
Direct and Inverse Proportion3 marks
y is inversely proportional to x. When x = 9, y = 72. Work out y when x = 12.
4
Similar Shapes (Area and Volume)3 marks
Two similar shapes have lengths in the ratio 1 : 4. The smaller has an area of 29 cm^2. Work out the area of the larger.
5
Conditional Probability3 marks
22 students study Spanish and 11 of those also study Art. One Spanish student is picked at random. Work out the probability they study Art.

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