Daily Practice

Higher

5th January 1972

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

1
The Product Rule for Counting3 marks
A code is 3 letters (A to Z) followed by 4 digits (0 to 9), and repeats are allowed. How many codes are possible?
2
Equation of a Line3 marks
A line has gradient 2 and passes through (4, 17). Work out its equation.
3
Speed and Density2 marks
A block has volume 115 cm^3 and density 7.5 g/cm^3. Work out its mass.
4
Finding the Area of Any Triangle3 marks
A triangle has sides of 9 cm and 17 cm with an angle of 37° between them. Work out its area, to 1 decimal place.
5
Probability Trees3 marks
1 of 6 bulbs in a box are faulty. Two are taken with replacement. Work out the probability at least one is faulty.

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