Daily Practice

Higher Plus

3rd August 1952

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

1
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.
2
Histograms3 marks
A histogram has four 10-wide classes from 0, with frequency densities 2, 3, 1, 0.5. Which class contains the median?
3
Bounds3 marks
x = 167 and y = 63, each correct to the nearest whole number. Work out the upper bound of x - y.
4
Transforming Graphs y=f(x)3 marks
The point (6, -4) lies on y = f(x). Write down its image on y = f(x + 3).
5
Direct and Inverse Proportion Depth3 marks
y is directly proportional to sqrt(x). When x = 9, y = 6. Work out y when x = 4.

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