Tinamay Tinamay
  • 15-01-2017
  • Mathematics
contestada

Dave bowers collects U.S. gold coins. He has a collection of 44 coins. Some are $10 coins, and the rest are $20 coins. If the face value of the coins is $640, how many of each denomination does he have?

Respuesta :

shawnyboy92
shawnyboy92 shawnyboy92
  • 15-01-2017
20 coins are $20 and 24 coins are $10.
Answer Link

Otras preguntas

50 is 40% of what number?
what times what equal 16?
How did machines speed up  textile manufacturing
What is 689 divided by 53
do you know 3 prime numbers that equal 32
what is a device that transforms thermal energy to mechanical energy
You work at a clothing store, and your boss wants you to find out which type of shirt had the highest percentage of sales. You found that 13 out of 20 tank tops
Why did the Virginia Company give settlers the right to self-government?
What is 689 divided by 53
The cost of 5 similar digital cameras and 3 similar video cameras is 3213. Each video camera costs 4 times as much as each digital camera. John buys a digital c