farihankarim
Answered

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The mass of a pound coin is 8.75 g (correct to 2 decimal places).

The mass of a 20 pence coin is 5.00 g (correct to 3 significant figures).

What is the mass of £5.40 worth of coins* to a suitable degree of accuracy, in grams?

(*using the least possible number of coins)

Sagot :

sqdancefan

Answer:

  53.75 g

Step-by-step explanation:

The amount £5.40 will be the value of 5 £1 coins and 2 20p coins. Their total mass is ...

  5(8.75g) +2(5.00g) = 53.75 g

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