What transformation is represented by the rule (x, y)→(−y, x)?
1 answer:
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Answer:
The total value is £268.20.
Step-by-step explanation:
Given : There are 495 coins in a bottle.
1/3 of the coins are £1 coins.
124 of the coins are 50p coins.
The rest of the coins are 20p.
To find : Work out the total value of the 495 coins?
Solution :
According to question,
Total coins = 495
of the coins are £1 coins.
i.e. The number £1 coins are
So, We have £165
124 of the coins are 50p coins.
50p=£0.50
Number of coins were
So, We have £62 .
Remaining coins were,
i.e. remaining coins are 206 are of 20p.
20p=£0.20
Number of coins were
So, We have £41.20 .
Now, Adding all of them together,
i.e. £165+£62+£41.20=£268.20
So, The total value is £268.20.