Daily Practice

Higher

25th March 1966

5 questions · 15 marks · Grades 6-7 · 61 question types in this band

1
The Product Rule for Counting3 marks
A code is 2 letters (A to Z) followed by 2 digits (0 to 9), and repeats are allowed. How many codes are possible?
2
Equation of a Line3 marks
A line has gradient 1 and passes through (4, 0). Work out its equation.
3
Direct and Inverse Proportion3 marks
y is directly proportional to x. When x = 4, y = 28. Work out y when x = 10.
4
Finding the Area of Any Triangle3 marks
A triangle has sides of 16 cm and 15 cm with an angle of 82° between them. Work out its area, to 1 decimal place.
5
Probability Trees3 marks
4 of 9 bulbs in a box are faulty. Two are taken with replacement. Work out the probability at least one is faulty.

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