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Work out 3 and 1/2 divided by 2 and 4/5

Start by converting these mixed numbers into top-heavy fractions: 3 and 1/2 becomes 7/2 (3x2=6; 6+1=7)2 and 4/5 becomes 14/5 (2x5=10; 10+4=14)Then use the 'KFC' formula - 'Keep it, flip it, calculate it':...

SM
Answered by Sarah M. Maths tutor
6968 Views

Explain what is meant by PED (Price elasticity of demand)

Price elasticity of demand is a measure used in economics to show the responsiveness, or elasticity, of the quantity demanded of a good or service to a change in its price when nothing but the price chang...

JR
Answered by Joao R. Economics tutor
11575 Views

Simplify the following: ((1/3)(c^2))^3

So you have the following: ((1/3)(c^2))^3 which can be rewritten as:((1/3)(c^2))x((1/3)(c^2))x((1/3)(c^2)) at which point it becomes easier to simplify:= (1/3)x(1/3)x(1/3)xc^(2+2+2)= (1/27)c^6

OB
Answered by Orlando B. Maths tutor
2619 Views

Give the word equation for aerobic respiration and explain the difference between aerobic and anaerobic respiration in animals

Respiration: Glucose + Oxygen --> Water + Carbon Dioxide + EnergyIf there is a lack of oxygen then anaerobic respiration will take place instead of aerobic respiration, which in animal...

OB
Answered by Orlando B. Science tutor
35874 Views

What does it mean for a matrix to be singular?

A singular matrix is one which has a determinant of zero. This has several important consequences depending on the context in which the matrix is being used: Firstly, it implies that the matrix is not inv...

JK
Answered by James K. Maths tutor
3025 Views

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