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This is a common riddle and misconception. 1 of the 2 coins isn't a 20 pence, but the other one will be, thus, a 20 pence and 10 pence add up to 30 pence.

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15y ago

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Bag that contains twenty-pence coinsAltogether you have twelve poundshow many twenty-pence coins is that?

There are 100 pence in a pound So 5 twenty-pence coins make a pound. If there are 12 pounds in the bag, and it only contains twenty-pence coins, then there must be 12 times 5 twenty-pence coins. 12 x 5 = 60 60 twenty-pence coins = £12.00


How many ways can you make one pound using only silver coins (5p 10p 20p 50p)?

Oh, what a lovely question! You can make one pound using different combinations of silver coins. Let's see, you could use 100 five-pence coins, 50 ten-pence coins, 20 twenty-pence coins, or 10 fifty-pence coins. There are many combinations to explore, just like painting a beautiful landscape with different colors!


How many ways can you make 45 pence with silver coins?

To make 45 pence using silver coins (which are 5 pence coins), you can use any combination of 5 pence coins. The maximum number of 5 pence coins you can use is 9 (since 9 x 5 = 45). The different combinations include using fewer coins and substituting with higher denominations, like 20 pence or 50 pence coins, but since the question specifies silver coins, the main focus remains on combinations of 5 pence coins. Thus, the primary solution is simply using 9 coins of 5 pence each.


How many 10 pennys coins do you need to make 24.50?

To find out how many 10 pence coins are needed to make £24.50, first convert £24.50 to pence, which is 2450 pence. Then, divide 2450 pence by 10 pence per coin: 2450 ÷ 10 = 245. Therefore, you need 245 ten pence coins to make £24.50.


How do you make fifteen pence with 8 coins?

7 x 2 Pence coins and 1 x Penny.


How many 50 pence coins make a pound?

To make a pound, you need two 50 pence coins. Each coin is worth 50 pence, so when you add them together (50 pence + 50 pence), you get 100 pence, which equals one pound.


How many 20p to make 10?

To make £10 using 20 pence coins, you need 50 coins. This is because £10 is equal to 1000 pence, and dividing 1000 pence by 20 pence gives you 50.


2 coins make 25 pence but 1 of them ain't a 5 pence what are they?

A 20 pence and a 5 pence. One of them is not a 5 pence.


What three coins make 24p?

The three coins that make up 24p, or pence, are a 20 pence coin and two 2 pence coins. This is a problem that is difficult for most americans since coins do not come in those types of denominations.


How many 2p coins make up 2?

To make £2 using 2p coins, you would need 100 coins. This is because £2 is equivalent to 200 pence, and dividing 200 pence by 2 pence gives you 100.


How many 5p do you need to make a pound?

Twenty of them because 20 times 5p equals 1 pound


How many 5 pence coins are in 2 pounds?

Two Pounds consists of 200 Pence, therefore forty 5 Pence coins make up Two Pounds.