Daily Practice · Higher

Daily Practice - Higher

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

18th February 2018

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

1
Conditional Probability3 marks
24 students study Spanish and 4 of those also study Art. One Spanish student is picked at random. Work out the probability they study Art.
2
Box Plots2 marks
A box plot has a minimum of 19 and a maximum of 43. Work out the range.
3
Reverse Percentages3 marks
A bill is £360 including VAT at 20%. Work out the amount before VAT.
4
Solving Quadratics3 marks
Solve x^2 - 2x + 1 = 0.
5
Direct and Inverse Proportion3 marks
y is inversely proportional to x. When x = 5, y = 48. Work out y when x = 12.

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