Daily Practice · Higher

Daily Practice - Higher

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

1st August 2011

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

1
Cumulative Frequency2 marks
A cumulative frequency graph is drawn for 236 values. What cumulative frequency do you read across from to estimate the lower quartile?
2
Recurring Decimals to Fractions3 marks
Write the recurring decimal 0.8787... as a fraction in its simplest form.
3
Changing the Subject of a Formula3 marks
Make x the subject of y = 8x^2 - 12.
4
Repeated Percentage Change3 marks
A price rises by 15% and then falls by 10%. Work out the overall percentage change, to 2 decimal places.
5
Circle Theorems2 marks
ABCD is a cyclic quadrilateral. Angle ABC is 102°. Work out angle ADC.

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