Top answers

Two dice are thrown at the same time. What is the probability that the sum of the numbers on the dice is greater than 7?

The answer would be 5/12. This is because a sum greater than 7 appears 15 times out of a given sample space of 36. Hence the probability would be 15/36 = 5/12
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What is Pythagorus' Theorem?

Pythagorus' Theorum enables us to calculate the length of any side of a right angled triangle provided we know the other two lengths. This is done by substituting in the appropriate values into the equation ...
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Answered by Sam D. • Maths tutor
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How is the quadratic formula used?

When you are told to solve a quadratic equation and when factorising is not possible, quadratic formula can be used to find out the solution. First you will need to get the coefficients from the quadratic eq...
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Answered by Darem A. • Maths tutor
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What is an enzyme?

Enzymes are proteins that are folded into specific shapes to allow for certain 'substrates', the other molecule involved, to bind. This area of binding is known as the 'active site', as it's where all the ac...
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Answered by Shauna M. • Biology tutor
4901 Views

How do I put 10101011 from binary into decimal?

As with all binary numbers, you can start from the right side. The furthest right place represents the 2 0 (=1) place. As you move left, the places represent 2 1 , 2 2 , 2 3 , etc. So, as you go from the rig...
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Answered by Lauren G. • Computing tutor
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