Daily Practice · Higher

Daily Practice - Higher

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

25th February 2024

5 questions · 13 marks · Grades 6-7 · 61 question types in this band

1
Bounds2 marks
A mass is 40 kg, correct to the nearest 10. Write down the lower bound.
2
Trigonometric and Exponential Graphs2 marks
The curve y = 4^x is drawn. Work out y when x = 3, and write down where the curve crosses the y-axis.
3
Direct and Inverse Proportion3 marks
y is inversely proportional to x. When x = 9, y = 24. Work out y when x = 4.
4
Vectors3 marks
a is the column vector (-6, -4) and b is (3, 3). Work out 2a - 4b as a column vector.
5
Probability Trees3 marks
7 of 10 bulbs in a box are faulty. Two are taken with replacement. Work out the probability at least one is faulty.

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