Daily Practice · Higher

Daily Practice - Higher

2nd July 1994

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

1
The Product Rule for Counting2 marks
A meal deal has 7 mains, 6 sides and 6 drinks. How many different meals are possible?
2
Quadratic Formula3 marks
Work out the discriminant of 4x^2 + 6x + 7 = 0 and say how many real solutions it has.
3
Direct and Inverse Proportion Depth3 marks
y is directly proportional to x^2. When x = 6, y = 216. Work out y when x = 4.
4
Similar Shapes (Area and Volume)3 marks
Two similar shapes have lengths in the ratio 1 : 4. The smaller has an area of 10 cm^2. Work out the area of the larger.
5
Conditional Probability3 marks
15 students study Spanish and 5 of those also study Art. One Spanish student is picked at random. Work out the probability they study Art.

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