Daily Practice - Higher
Grades 6-7 - Higher-tier method and manipulation.
28th December 2022
- 1Speed and Density2 marks
A block has volume 80 cm^3 and density 7.5 g/cm^3. Work out its mass.
- 2SOHCAHTOA (Trigonometry)3 marks
A right-angled triangle has a hypotenuse of 21 cm and an angle of 31°. Work out the side opposite that angle, to 1 decimal place.
- 3Probability Trees3 marks
1 of 8 bulbs in a box are faulty. Two are taken with replacement. Work out the probability at least one is faulty.
- 4Cumulative Frequency2 marks
Four classes in order have frequencies 12, 11, 3, 3. Write down the cumulative frequency at the end of the third class.
- 5The Product Rule for Counting2 marks
A meal deal has 5 mains, 5 sides and 2 drinks. How many different meals are possible?
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