Daily Practice

Higher

6th August 1972

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

1
Conditional Probability3 marks
12 students study Spanish and 6 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 18 and a maximum of 69. Work out the range.
3
Reverse Percentages3 marks
A bill is £72 including VAT at 20%. Work out the amount before VAT.
4
Quadratic Formula3 marks
Use the quadratic formula to solve 4x^2 + 8x + 1 = 0, to 2 decimal places.
5
Direct and Inverse Proportion3 marks
y is inversely proportional to x. When x = 7, y = 30. Work out y when x = 5.

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