Daily Practice

Higher

13th February 1985

5 questions · 12 marks · Grades 6-7 · 61 question types in this band

1
Bounds2 marks
A mass is 16.3 kg, correct to 1 decimal place. Write down the upper bound.
2
Trigonometric and Exponential Graphs2 marks
The curve y = 6^x is drawn. Work out y when x = 5, and write down where the curve crosses the y-axis.
3
Speed and Density2 marks
A block has volume 185 cm^3 and density 4 g/cm^3. Work out its mass.
4
Vectors3 marks
a is the column vector (5, -4) and b is (2, 2). Work out 5a - 2b as a column vector.
5
Probability Trees3 marks
1 of 7 bulbs in a box are faulty. Two are taken with replacement. Work out the probability at least one is faulty.

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