Daily Practice

Higher

6th October 1954

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

1
Bounds2 marks
A mass is 610 kg, correct to the nearest 10. Write down the upper bound.
2
Trigonometric and Exponential Graphs2 marks
The curve y = 3^x is drawn. Work out y when x = 1, and write down where the curve crosses the y-axis.
3
Speed and Density2 marks
A block has volume 100 cm^3 and density 3 g/cm^3. Work out its mass.
4
Vectors3 marks
a is the column vector (4, -1) and b is (5, 6). Work out 3a - 3b as a column vector.
5
Probability Trees3 marks
3 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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