Daily Practice

Higher

28th February 1970

5 questions · 14 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 = 2, y = 12. Work out y when x = 7.
2
SOHCAHTOA (Trigonometry)3 marks
A right-angled triangle has a hypotenuse of 8 cm and an angle of 45°. Work out the side opposite that angle, to 1 decimal place.
3
Probability Trees3 marks
1 of 5 bulbs in a box are faulty. Two are taken with replacement. Work out the probability at least one is faulty.
4
Box Plots2 marks
A box plot has minimum 3, lower quartile 13, median 21, upper quartile 28 and maximum 32. Work out the interquartile range.
5
Standard Form3 marks
Work out (6 x 10^8) / (2 x 10^3). Give your answer in standard form.

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