Daily Practice

Higher Plus

3rd March 1985

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

1
Bounds3 marks
x = 129 and y = 39, each correct to the nearest whole number. Work out the upper bound of x - y.
2
Transforming Graphs y=f(x)3 marks
The point (-1, 0) lies on y = f(x). Write down its image on y = f(x) - 3.
3
Direct and Inverse Proportion Depth3 marks
y is inversely proportional to x^2. When x = 2, y = 16. Work out y when x = 4.
4
The Cosine Rule3 marks
A triangle has sides 14 cm, 13 cm and 9 cm. Work out the angle opposite the 14 cm side, to 1 decimal place.
5
Probability Equation Questions3 marks
A bag holds 6 red and n blue counters. The probability of taking a red is 3/5. Work out n.

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