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What are the German cases, and when do I use them?

There are four cases in the German language: nominative, accusative, dative, and genitive. There are different rules on when to use each specific case.Nominative: The nominative case is used for the subject ...
JS
Answered by Jennifer S. • German tutor
2426 Views

What is the PPF curve and what would cause it to shift?

The PPF (Production Possibility Frontier) curve demonstrates the maximum combination of two goods that an economy can produce simultaneously, given that all resources are used fully and efficiently. (I would...
AD
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How can I find the size of an angle in a right-angled triangle if I know the lengths of two of the sides?

We can find any angle in a right-angled (RA) triangle if we know the lengths of two of the sides, using SohCahToa. The first step is to identify which of the sides we know. There are three sides in a RA tria...
SM
Answered by Sarah M. • Maths tutor
4291 Views

How should I tackle a text I haven't seen before?

To analyse a text you haven't seen before, begin by carefully reading it through in order to get a sense for what kind of text it is and the main topic(s) it is about. Look for any clues that you are given a...
MS
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There are 700 students in a high school. 10% of them play team sports. 36 students play football, and 22 students play both football and basketball. When choosing one student from the school, what is the probability of them playing basketball only?

We know that 10% play team sports, that means 700*0.1=70 students play team sports. Out of those 70, 36 students play football, 22 play both sports, that means 36-22=14 play football only. Let's draw a diagr...
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Answered by Dorottya T. • Maths tutor
3617 Views