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What is evolution and why does it happen?

Evolution is a constant process that allows life forms to adapt to a changing environment.

How does the environment change, though?

Well, there are several sources...

Answered by Mathilda B. • Biology tutor

3666 Views

If a country wishes to depreciate their own currency, how could they do so in terms of monetary policy? List three possible effects depreciating their currency will have on the economy.

This is a question relating to international economics. In order to depreciate the currency, the country would have to use an expansionary monetary policy, as this would increase the supply of their ow...

Answered by Silje I. • Economics tutor

3751 Views

What does it take to make a 7 in HL Math?

A question that haunts every IB HL Math student day and night. Most students beleive that if they solve all past exams and practice book problems they should easily make a seven. That is absolutely not...

Answered by Youssef M. • Maths tutor

16611 Views

X=4a+3b, If a is a two digit cube number and b is a two digit square number then what is the lowest possible value for X?

In order to find the lowest value for X we first need to find the lowest possible value for a and b.

Let us start off with a:

If a is the lowest possible cube number we can ...

Answered by Silje I. • Maths tutor

4652 Views

How do I write about the background of a source?

Historical sources are an essential part of studying the past. Though can sometimes be confusing, there are lots of easy ways on how to break them down.The background of a source is essential to understan...

Answered by Ellen L. • History tutor

5470 Views