Daily Practice

Higher

7th May 1989

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

1
Direct and Inverse Proportion3 marks
y is inversely proportional to x. When x = 2, y = 20. Work out y when x = 5.
2
SOHCAHTOA (Trigonometry)3 marks
A right-angled triangle has a hypotenuse of 20 cm and an angle of 35°. Work out the side adjacent to that angle, to 1 decimal place.
3
Probability Trees3 marks
6 of 8 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 a minimum of 4 and a maximum of 58. Work out the range.
5
Fractional and Negative Indices3 marks
Work out 49^(3/2).

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