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How do I multiply mixed numbers?

Let's use the example of (2+3/4) x (1+5/7) The first step when given a question about mixed numbers is to turn them into top-heavy or improper fractions, so that the maths is easier. In the case of 2 + 3/4, ...
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Answered by Natasha T. • Maths tutor
3617 Views

How do I know the gender of a noun in French?

Nouns in French are sometimes a bit trickier in French than in English because they are all either masculine or feminine. There are different clues as to a noun's gender: 1) look to see if there is an adject...
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Answered by Alexandra J. • French tutor
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ABC and DEF are similar isoceles triangles. AB=BC=5cm, AC=6cm, DF=12cm. What is the area of DEF?

We first split ABC into two right-angled triangles. We name the midpoint of AC, M. AM=1cm, and BM=sqrt(5 2 -3 2 )=4 by Pythagoras. The area of ABC =1/2 AC BM=1/2 6 4=12. We can see that the side lengths of D...
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Answered by Peter G. • Maths tutor
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What gases will be taken in and given out by a green plant (a) in darkness, (b) in bright sunlight?

(a) In low light intensities a green plant will be taking in oxygen and giving out carbon dioxide. (b) In bright sunlight a green plant will be taking in carbon dioxide and giving out oxygen.
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Answered by Sonali P. • Biology tutor
16749 Views

When can I use the Italian presente indicativo instead of the Italian futuro semplice indicativo?

There are some contexts where the Italian presente indicativo is used to describe an action that will take place in the future. The Italian simple present is one of the most used tense in Italian, it is comm...
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Answered by Irene T. • Italian tutor
5489 Views