Daily Practice · Higher

Daily Practice - Higher

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

22nd March 2008

5 questions · 12 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 = 3, y = 45. Work out y when x = 4.
2
Congruent Triangles2 marks
Two triangles are known to be congruent because two sides and the INCLUDED angle are equal in both. Which congruence condition is this?
3
Conditional Probability3 marks
13 students study Spanish and 8 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 7, lower quartile 12, median 17, upper quartile 27 and maximum 35. Work out the interquartile range.
5
Standard Form2 marks
Work out (3 x 10^5) x (2 x 10^6). Give your answer in standard form.

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