Daily Practice · Higher

Daily Practice - Higher

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

30th August 2010

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

1
Cumulative Frequency2 marks
A cumulative frequency graph is drawn for 208 values. What cumulative frequency do you read across from to estimate the lower quartile?
2
Standard Form2 marks
Work out (9 x 10^7) x (7 x 10^5). Give your answer in standard form.
3
Changing the Subject of a Formula3 marks
Make x the subject of y = 3x^2 - 10.
4
Repeated Percentage Change3 marks
A price rises by 10% and then falls by 25%. Work out the overall percentage change, to 2 decimal places.
5
Circle Theorems2 marks
ABCD is a cyclic quadrilateral. Angle ABC is 69°. Work out angle ADC.

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