Daily Practice · Higher

Daily Practice - Higher

4th September 1992

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

1
Surds2 marks
Write sqrt(45) in the form a sqrt(b), where b is as small as possible.
2
Simultaneous Equations3 marks
3 teas and 3 cakes cost £8.25. 1 tea and 5 cakes cost £9.15. Find the price of a tea.
3
Direct and Inverse Proportion3 marks
y is directly proportional to x. When x = 8, y = 48. Work out y when x = 9.
4
SOHCAHTOA (Trigonometry)3 marks
A right-angled triangle has a hypotenuse of 12 cm and an angle of 45°. Work out the side opposite that angle, to 1 decimal place.
5
Probability Trees3 marks
2 of 9 bulbs in a box are faulty. Two are taken with replacement. Work out the probability at least one is faulty.

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