vjnewbeginning vjnewbeginning
  • 21-08-2016
  • Mathematics
contestada

Explain why 1.19 is the greatest amount of money it is possible to have without being able to make change for a dollar

Respuesta :

caylus
caylus caylus
  • 21-08-2016
Hello,

There are only 2 solutions for $1.19

In cents:
119=1*25+9*10+0*5+4*1
119=3*25+4*10+0*5+4*1

Thus
120=119+1=(1*25+9*10+0*5+4*1) +1 =1*25+9*10+0*5+5*1
but 1*25+7*10+0*5+5*1=100

120=119+1=(3*25+4*10+0*5+4*1)+1=3*25+4*10+0*5+5*1
but 3*25+2*10+0*5+5*1=100

So there are no solution for $1.20


Answer Link

Otras preguntas

Solve 8m² + 20m = 12 for m by factoring Please show all work
what is the answer of 9m-14= -8
Over the past 50 years, the South has undergone a change from an agriculture-based economy to an industry-based economy. This change is known asA)manufacturing.
Which development took place in Germany, Italy, and Spain during the 1930s?A.Governments became more democratic.B.Parliamentary governments had difficulty formi
Sandy decides to try golfing. She stands on the outer edge of a circular putting green. In the very centre if this putting green is the hole; it is 8m away from
what is the average speed of a cheetah that runs 70m in 2.5 seconds?
How do you solve this rational equation 4/3(c+4) + 1 = 2c/c+4
Examine the following diagram. Which of the following layers is older than layer D?  A only  C only  A and B  A, B, and C
Which statement most accurately describes the behavior of a catalyst? (A) A catalyst increases the ∆G of a reaction and hence the forward rate. (B) A catalyst
Which European colonial power took control of Malaya and built the port at Singapore?