Daily Practice

Higher

24th October 1975

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

1
Direct and Inverse Proportion3 marks
y is directly proportional to x. When x = 2, y = 14. Work out y when x = 15.
2
SOHCAHTOA (Trigonometry)3 marks
A right-angled triangle has a hypotenuse of 14 cm and an angle of 40°. Work out the side opposite that angle, to 1 decimal place.
3
Probability Trees3 marks
1 of 7 bulbs in a box are faulty. Two are taken with replacement. Work out the probability at least one is faulty.
4
Capture Recapture2 marks
A capture-recapture estimate is made of the fish population of a pond. State one assumption the method relies on.
5
Surds2 marks
Write sqrt(50) in the form a sqrt(b), where b is as small as possible.

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