Daily Practice · Higher

Daily Practice - Higher

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

9th August 2015

5 questions · 13 marks · Grades 6-7 · 61 question types in this band

1
Conditional Probability3 marks
18 students study Spanish and 10 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 5 and a maximum of 54. Work out the range.
3
Reverse Percentages3 marks
A bill is £192 including VAT at 20%. Work out the amount before VAT.
4
Drawing Quadratic Graphs2 marks
For the curve y = x^2 + 6x + 2, work out y when x = 4.
5
Direct and Inverse Proportion3 marks
y is inversely proportional to x. When x = 4, y = 50. Work out y when x = 10.

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