A collection of 27 coins consists of $0.20 and $2.00 coins, and has a value of $23.40. Find the number of coins of each denomination.

A collection of 27 coins consists of $0.20 and $2.00 coins, and has a value of $23.40. Find the number of coins of each denomination.

If you toss four coins, what is the probability that you will get exactly 1 or 3 heads?

Please help! Thanks!

There are four times as many nickels as there are dimes in a coin bank. The coins have a total value of $6.00 (600 cents) . Find the number of nickels. Write an equation and solve!!!

Kevin and Randy Muise have a jar containing 62 ?coins, all of which are either quarters or nickels. The total value of the coins in the jar is ?$11.30 How many of each type of...

Paul has three times as many dimes as nickels and twice as many quarters as dimes. In all she has $5.55. How many coins of each type does she have?

Jessie has 28 coins that are nickels and dimes. If the value of the coins is $1.95, how many coins of each type does she have?

Three coins are tossed. a) determine the number of points in the sample space. b)construct a tree diagram and list the sample space. determine c)no heads are tossed d)exactly...

Gail has $8 worth of 5-cent and 10-cent coins. If the number of 10-cent coins is 20 less than twice the number of 5-cent coins, how many coins are there altogether

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jamie and candy have a jar containing 68 ?coins, all of which are either quarters or nickels. The total value of the coins in the jar is ?$ 8.40 How many of each type of coin...

Please solve as a system of equations, not just one, and show the steps.

A piggy bank contains Nickles dimes and quarters. There are three times as many dimes as quarters and six more nickels and dimes The total value of all the coins is $5.90 . How many dimes are there...

A coin is flipped once. If the result is a heads, the coin is flipped 4 more times, and the result (heads or tails) of each successive flip is noted. If the result is a tails, the coin is flipped...

If I have 35 dimes and quarters that equal 5 dollars how many dimes and how many quarters do I have?

I don't understand this and it bothers me that i and my family can't figure it out

Please answer the following question that asks how many coins she has

A girl saved nickels, dimes and quarters in a jar. She had as many quarters as dimes, but twice as many nickles as dimes. If the jar has 844 coins, how much money had she saved? I am...

a collection of quarters and dimes is worth more than $20. There are twice as many quarters as dimes,nat least how many dimes are there?

A girl saved nickels, dimes and quarters in a jar. She had as many quarters as dimes, but twice as many nickles as dimes. If the jar has 844 coins, how much money had she saved? I am...

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