louie4052
21.07.2019 •
Mathematics
Avending machine needs to be programmed to accept any combination of coins totaling 0.75, excluding pennies, and half dollars. how many combinations are possible?
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Ответ:
Combination 2: 2 quarters and 5 nickels.
Combination 3: 2 quarters, 2 dimes, 1 nickel.
Combination 4: 15 nickels
Combination 5: 7 dimes and 1 nickel.
Combination 6: 1 quarter, 5 dimes
Combination 7: 1 quarter, 1 dime, 7 nickels.
Combination 8: 1 quarter, 2 dimes, 6 nickels.
Combination 9: 1 quarter, 3 dimes, 4 nickels.
Combination 10: 1 quarter, 4 dimes, 2 nickels.
I believe those are all the possible combinations.
I hope that helped you! :)
Ответ:
Hey I don't get the ww part but for the first part the answer is
Height after 7 week=34
Find the Equation:
H=2w+20
Plug in 7 to the equation
h=2(7)+20
h=14+20
h=34