jzjajsbdb9157 jzjajsbdb9157
  • 08-09-2018
  • Mathematics
contestada

Prove that given an unlimited supply of 6-cent coins, 10-cent coins, and 15-cent coins, one can make any amount of change larger than 29 cents.

Respuesta :

sqdancefan
sqdancefan sqdancefan
  • 08-09-2018

30¢ = 2×15¢

31¢ = 15¢ +10¢ +6¢

32¢ = 2×10¢ +2×6¢

33¢ = 15¢ +3×6¢

34¢ = 10¢ +4×6¢

35¢ = 15¢ +2×10¢

From this 6¢ range, any subsequent values can be reached by adding multiples of 6¢ to these numbers. For example, 36¢ = 2×15¢ +6¢.

Answer Link

Otras preguntas

Which expression is equivalent to the following complex fraction?
Today's world has seen a surge of digital networking. From social networking sites to text message or email, people have found a way to constantly be in touch w
Describe how charge is transferred from the ruler to the metal rod
your mother punishes you for something that your brother did. what would you do?​
y=-1/2X +2 Y=-1/2X +1 What is (X, Y)
What was Francois worried about call of the wild chapter 3
How do u message people
I NEED HELP I'LL MARK BRAINEIST Which season begins on the day with the shortest photoperiod? autumn (fall) summer winter spring
How does 5+66+5429 what does it equal
Help pls? Thank you :)