Daily Practice · Higher

Daily Practice - Higher

28th March 1992

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 = 5, y = 50. Work out y when x = 2.
2
SOHCAHTOA (Trigonometry)3 marks
A right-angled triangle has a hypotenuse of 10 cm and an angle of 65°. Work out the side opposite that angle, to 1 decimal place.
3
Probability Trees3 marks
1 of 10 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 11, lower quartile 18, median 26, upper quartile 31 and maximum 40. Work out the interquartile range.
5
Fractional and Negative Indices3 marks
Work out 81^(3/2).

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