Daily Practice

Higher

21st April 1984

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 = 6, y = 252. Work out y when x = 8.
2
Congruent Triangles2 marks
Two triangles are known to be congruent because both are right-angled with equal hypotenuses and one other equal side. Which congruence condition is this?
3
Conditional Probability3 marks
21 students study Spanish and 6 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 14, median 22, upper quartile 26 and maximum 34. Work out the interquartile range.
5
Surds2 marks
Write sqrt(12) in the form a sqrt(b), where b is as small as possible.

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