Daily Practice · Higher

Daily Practice - Higher

1st November 1992

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

1
Conditional Probability3 marks
8 students study Spanish and 3 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 7 and a maximum of 34. Work out the range.
3
Reverse Percentages3 marks
A bill is £120 including VAT at 20%. Work out the amount before VAT.
4
Quadratic Formula3 marks
Use the quadratic formula to solve 3x^2 - 12x - 1 = 0, to 2 decimal places.
5
Direct and Inverse Proportion3 marks
y is inversely proportional to x. When x = 6, y = 25. Work out y when x = 5.

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