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Sophie had 3 piles of coins, A, B and C. Altogether there was £72. Pile B had twice as much as pile A. Pile C had three times as much as pile B. How much money was in Pile C?

A + B + C = £722A = B3B = C0.5 B + B + 3B = £724.5 B = £72B = £16C = £48
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Answered by Saleema R. • Maths tutor
3171 Views

How do you know whether to put 'de', 'à' or the infinitive after a verb?

The best way to make sure that you know what prepositions follow verbs is to memorise the most commonly used verbs and their prepositions. Vebrs that are commonly used followed by 'de' are 'essayer de' , 'dé...
EK
Answered by Eleanor K. • French tutor
10490 Views

Décrivez les aspects positifs et négatifs des médias sociaux

Les médias sociaux nous permettrent de connecter avec nos amis et de s'infomer avec les actualitiés. Ils sont très important pour les jeunes de nos jours et beaucoup des applications existent en ligne. Il fa...
EK
Answered by Eleanor K. • French tutor
3058 Views

What is price elasticity of demand?

Price elasticity of demand measures consumer's demand responsiveness to changes in price. Depending of the type of good, consumers either respond to a change in price by decreasing or increasing demand for t...
RO
Answered by Ruby O. • Economics tutor
3496 Views

Describe the similarities and differences between animal and plant cells and the function of each component found in them.

An animals cell contains a cell membrane, nucleus, mitochondria, cytoplasm and ribosomes. A plant cell contains all of these components as well as a cell wall, chloroplasts and a vacuole. A cell membrane is ...
IB
Answered by Isobel B. • Biology tutor
4437 Views