Daily Practice

Higher Plus

10th April 1955

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

1
Bounds3 marks
x = 179 and y = 150, each correct to the nearest whole number. Work out the upper bound of x - y.
2
The Nth Term of a Quadratic Sequence3 marks
Work out the nth term of the quadratic sequence 1, 8, 17, 28, ...
3
Direct and Inverse Proportion Depth3 marks
y is inversely proportional to x^2. When x = 3, y = 108. Work out y when x = 6.
4
The Cosine Rule3 marks
A triangle has sides 16 cm, 12 cm and 6 cm. Work out the angle opposite the 16 cm side, to 1 decimal place.
5
Probability Equation Questions3 marks
A bag holds 4 red and n blue counters. The probability of taking a red is 4/7. Work out n.

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