ftmghg27865 ftmghg27865
  • 03-11-2018
  • Mathematics
contestada

Charmaine's penny bank is
1/10
full. After she adds
400
pennies, it is
1/2
full. How many pennies can Charmaine's bank hold

Respuesta :

sensationalsarath
sensationalsarath sensationalsarath
  • 03-11-2018
we shall take X as the total amount of cash her piggy bank can hold
therefore 1x/10+400=1x/2
400=1x/2-1x/10
we should make the denominator's the same
400=5x/10-1x/10
400=4x/10
400*10=4x
4000=4x
4000/4=X
1000=X
hope u found this useful
Answer Link

Otras preguntas

in an expression(8/9) squared (-81)+3/5dividedby-9/10
Was the Gold Rush a good or bad thing for the United States?
Was the Gold Rush a good or bad thing for the United States?
A pound of seedless red grapes costs $2.75. Drew must spend less than $9.35 on a bunch of seedless red grapes.Inequality:Solution:Interpretation:
two identical freight cars roll without friction towards each other on a level track. one car rolls 2 m/s the other 1 m/s. after the cars collide they couple an
How is the numeral 35.012 written in words and why
A passenger on a boat moving at 1.70 m/s on a still lake walks up a flight of stairs at a speed of 0.60 m/s , as shown in the figure . The stairs are angled at
in what ways is climate controlled by the sun and the water cycle ?
What are two different ways to describe and label the layers of the Earth?
Trying to translate word problems. Five times the sum of 3 and twice some number is 70. what is the number?