Daily Practice

Higher Plus

3rd December 1976

5 questions · 15 marks · Grades 8-9 · 51 question types in this band

1
Surds3 marks
Rationalise the denominator of 48/sqrt(6), giving your answer in its simplest form.
2
Algebraic Fractions3 marks
Simplify (x^2 - 3x - 40)/(x + 5).
3
Direct and Inverse Proportion Depth3 marks
y is directly proportional to sqrt(x). When x = 49, y = 21. Work out y when x = 4.
4
Finding the Area of Any Triangle3 marks
A triangle has sides of 12 cm and 8 cm and an area of 41.57 cm^2. Work out the acute angle between those two sides, to the nearest degree.
5
Probability Equation Questions3 marks
A bag holds 6 counters, r of them red. Two are taken without replacement and P(both red) = 2/5. Work out r.

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