Daily Practice · Higher

Daily Practice - Higher

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

23rd January 2010

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

1
Direct and Inverse Proportion Depth3 marks
y is directly proportional to x^2. When x = 5, y = 150. Work out y when x = 2.
2
Congruent Triangles2 marks
Two triangles are known to be congruent because both have a right angle, the same hypotenuse length and one equal leg. Which congruence condition is this?
3
Conditional Probability3 marks
27 students study Spanish and 9 of those also study Art. One Spanish student is picked at random. Work out the probability they study Art.
4
Box Plots2 marks
A box plot has minimum 8, lower quartile 10, median 12, upper quartile 22 and maximum 32. Work out the interquartile range.
5
Reverse Percentages3 marks
A bill is £96 including VAT at 20%. Work out the amount before VAT.

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