Daily Practice · Higher

Daily Practice - Higher

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

13th November 2014

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

1
Histograms2 marks
A histogram class is 20 units wide and contains 40 values. Work out the frequency density.
2
The Product Rule for Counting3 marks
A code is 3 letters (A to Z) followed by 3 digits (0 to 9), and repeats are allowed. How many codes are possible?
3
Changing the Subject of a Formula3 marks
Make x the subject of y = 8x^2 - 9.
4
Repeated Percentage Change3 marks
A town's population is 21000 and grows by 6% each year. Work out the population after 3 years, to the nearest whole number.
5
Circle Theorems2 marks
ABCD is a cyclic quadrilateral. Angle ABC is 63°. Work out angle ADC.

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