Daily Practice · Higher

Daily Practice - Higher

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

13th April 2009

5 questions · 14 marks · Grades 6-7 · 61 question types in this band

1
Cumulative Frequency2 marks
A cumulative frequency graph is drawn for 116 values. What cumulative frequency do you read across from to estimate the lower quartile?
2
Standard Form3 marks
Work out (10 x 10^12) / (2 x 10^5). Give your answer in standard form.
3
Parallel and Perpendicular Lines3 marks
Work out the equation of the line parallel to y = 2x - 7 that passes through (5, 15).
4
Repeated Percentage Change3 marks
A price rises by 15% and then falls by 25%. Work out the overall percentage change, to 2 decimal places.
5
SOHCAHTOA (Trigonometry)3 marks
A right-angled triangle has sides 6 cm, 8 cm and 10 cm. Work out the angle opposite the 6 cm side, to 1 decimal place.

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