Daily Practice - Higher
Grades 6-7 - Higher-tier method and manipulation.
- 1The Product Rule for Counting3 marks
A code is 2 letters (A to Z) followed by 2 digits (0 to 9), and repeats are allowed. How many codes are possible?
- 2Inequalities on Graphs3 marks
Does the point (1, -12) satisfy y > -4x - 5?
- 3Repeated Percentage Change3 marks
A town's population is 14000 and grows by 5% each year. Work out the population after 2 years, to the nearest whole number.
- 4Congruent Triangles2 marks
Two triangles are known to be congruent because two angles and a corresponding side outside them are equal. Which congruence condition is this?
- 5Conditional Probability3 marks
28 students study Spanish and 12 of those also study Art. One Spanish student is picked at random. Work out the probability they study Art.
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