Daily Practice · Higher

Daily Practice - Higher

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

18th April 2020

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

1
Direct and Inverse Proportion Depth3 marks
y is directly proportional to x^2. When x = 4, y = 64. Work out y when x = 3.
2
Vectors3 marks
a is the column vector (0, -6) and b is (0, -4). Work out 2a - 2b as a column vector.
3
Probability Trees3 marks
2 of 7 bulbs in a box are faulty. Two are taken with replacement. Work out the probability at least one is faulty.
4
Box Plots2 marks
A box plot has minimum 13, lower quartile 21, median 26, upper quartile 28 and maximum 30. Work out the interquartile range.
5
Bounds2 marks
A mass is 76 kg, correct to the nearest whole number. Write down the lower bound.

You are looking at an earlier sheet. Today's sheet is the one that adds a day.

Your run is kept in this browser only, and there is no account.

Every sheet is deterministic: the same date always regenerates the same five questions. All of April 2020, including the monthly compilation PDF.