Mathematics
05.08.2022 06:08
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Acollection of dimes and nickels is worth $6.90. there are 96 coins in all. how
Acollection of dimes and nickels is worth $6.90. there are 96 coins in all.
how many of each coin are there?
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how many of each coin are there?
serenityarts123
4,5(14 marks)
Nickels=54
Dimes=42
Considering that: 1 Nickel = $0.05 and 1 Dime =$0.1 you can write two equations:
0.05N+0.1D=6.9
N+D=96
Where N is the number of Nickels and D the number of Dimes.
Solving the system formed by the two equations (for substitution, for example) you get your result.
Dimes=42
Considering that: 1 Nickel = $0.05 and 1 Dime =$0.1 you can write two equations:
0.05N+0.1D=6.9
N+D=96
Where N is the number of Nickels and D the number of Dimes.
Solving the system formed by the two equations (for substitution, for example) you get your result.
sarbjit879
5,0(17 marks)
They would be 0.00005524 miles apart because 1 in equals 0.00001578 miles
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