angievlqz5280 angievlqz5280
  • 08-10-2017
  • Mathematics
contestada

Robert bought $1.60 worth of stamps with 20 coins all in nickels and dimes. how many nickels and dimes did he use?

Respuesta :

IDC314 IDC314
  • 08-10-2017
Nickels are 5 cents, and dimes are 10 cents.
(By luck..) eventually you can have 12 dimes, meaning you have 120 cents, or $1.20 ... 20-12=8.. meaning you used 12 dimes and are missing 8 more coins. which means you can have 8 nickels which is 40 cents. 120+40=160 cents or $1.60
Hope this helped.

Answer Link

Otras preguntas

Which of these phrases best describes a uniting principle of the Progressive Era?
Why might someone choose to use the the y-intercept and the slope to graph a line?
The enclosure Movement helped to bring about the industrial revolution by lowering the
Use the digits 1,3,4,and 7 to create two whole numbers whose product is estimated to be about 600
Compare partial products and regrouping how the methods are alike and different
What is 37% of 293? Plz help me people this is for tomorrow
Name two landforms created from deposits by rivers.
how do peers, family, and friends influence the way you express and manage emotions?
Who was sentenced to jail in 1894 for helping to impede US mail delivery?
The Harlem Renaissance celebrated the culture and artistic achievements of which group?