Daily Practice · Higher

Daily Practice - Higher

3rd December 1992

5 questions · 14 marks · Grades 6-7 · 61 question types in this band

1
Standard Form2 marks
Work out (6 x 10^4) x (4 x 10^-3). Give your answer in standard form.
2
Quadratic Formula3 marks
Work out the discriminant of 3x^2 + 2x + 5 = 0 and say how many real solutions it has.
3
Repeated Percentage Change3 marks
A town's population is 23000 and grows by 3% each year. Work out the population after 3 years, to the nearest whole number.
4
Similar Shapes (Area and Volume)3 marks
Two similar shapes have lengths in the ratio 1 : 4. The smaller has an area of 6 cm^2. Work out the area of the larger.
5
Conditional Probability3 marks
17 students study Spanish and 11 of those also study Art. One Spanish student is picked at random. Work out the probability they study Art.

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