Daily Practice · Higher

Daily Practice - Higher

Grades 6-7 - Higher-tier method and manipulation.

24th June 2015

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

1
Bounds2 marks
A mass is 4.7 kg, correct to 1 decimal place. Write down the lower bound.
2
Trigonometric and Exponential Graphs2 marks
The curve y = 6^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 155 cm^3 and density 11 g/cm^3. Work out its mass.
4
Vectors3 marks
a is the column vector (-1, 1) and b is (6, 2). Work out 4a - 4b as a column vector.
5
Probability Trees3 marks
4 of 8 bulbs in a box are faulty. Two are taken with replacement. Work out the probability at least one is faulty.

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