Number & Algebra
Amortisation & Annuities
The '2018 State of the Nation's Housing' report from Harvard university states that more than 1 In 3 households pay over 30% of their income in housing costs (rental or mortgage payments). Furthermore,...
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Number & Algebra
Arithmetic Sequences
Arithmetic sequences are those that increase by a constant difference from term to term. For example, the sequence 1, 5, 9, 13 has a first term of 1 and a common difference of 4. A sequence is different...
DP essentials
Theory of Knowledge
To many teachers the theory of knowledge (ToK) element of teaching the IB diploma is completely new and it can be a little daunting at the same time. The good news is that ToK is a really exciting element...
eBook
Number and Algebra - Student Quizzes
The following quizzes are written specifically you, the students, to practise your knowledge and skills. Do these on the go on your mobile or at your desk with a pen and paper by your side to help. Answer...
eBook
Number and Algebra Video Lessons
Number and Algebra - Video Lessons This section of the unit is for sharing with students. The pages have series of video lessons about the different topics. These can be shared with students using Student...
Assessment
HL Exam Paper 1E
Below is a full, example HL Paper 1: short response questions (3 to 10 marks). All answers should be given exactly e.g. \pi,\quad \sqrt { 2 }, or to three significant figures, unless stated otherwise...
Assessment
HL Exam Paper 1E SOLUTIONS + MARKSCHEME
Below is the MARKSCHEME and SOLUTIONS to example HL Paper 1D: short response questions (3 to 9 marks). All answers should be given exactly e.g. \pi,\quad \sqrt { 2 }, or to three significant figures, unless...
eBook
Circles 3
Use this 12 question quiz for some quick fire practise and revision on the topic of circles. The questions will ask you about the null and alternate hypotheses, 1 and 2 tailed tests and ask you to calculate...
eBook
Circles 2
Use this 13 question quiz for some quick fire practise and revision on the topic of circles. The questions will ask you about the null and alternate hypotheses, 1 and 2 tailed tests and ask you to calculate...
eBook
Circles 1
Use this 14 question quiz for some quick fire practise and revision on the topic of circles. The questions will ask you about the null and alternate hypotheses, 1 and 2 tailed tests and ask you to calculate...