The product of 84.12 and which number will have three decimal places?
2 answers:
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Answer:
$1.70
Step-by-step explanation:
Let the number of nickels be .
Thus, by the problem statement, the number of dimes is [/tex] 8 \cdot x = 8x. [/tex]
Therefore, there are coins in total. To find what
is, we need to solve the equation
This can be done by dividing both sides by
which gives
. Plugging these values in tells us that there are
nickels and
dimes. (Test it out!) Thus, the nickels are worth
cents and the dimes are worth
cents, so in all, you have
cents which is $1.70.
Hope this helps :)