jakepoinsett2005 jakepoinsett2005
  • 01-03-2021
  • Mathematics
contestada

a jeweler wants to mix gold costing $17 per gram with an alloy costing $7 per gram to make a ring weighing 30 grams and costing $390. how much of each metal is needed

Respuesta :

Alyssah1025
Alyssah1025 Alyssah1025
  • 01-03-2021

Answer:

15 grams of each

Step-by-step explanation:

Answer Link

Otras preguntas

Dinoflagellates reproduce through binary fission. TRUE or FALSE.
A class of 24 students is planning a field trip to a science museum. A nonrefundable deposit of $50 is required for the day-long program, plus a charge of $4.50
When two volatile liquids (X and Y) are mixed, the solution process involves 1. breaking the intermolecular X---X and Y---Y attractions, and 2. forming new X---
The city-states of Sumer, the worlds earliest civilization, developed in
Use the following picture to answer questions #6 and 7. Consider that after the snowboarder starts down from the hill from point A, she travels all the way to
What is the similarity between simple diffusion and facilitated diffusion?
9. What is .333 written in its simplest fraction form? A. 1,000/333 B. 1 /3 C. 333/1,000 D. 3 /33 3/33
At the beginning of the month a store had a balance of −$554. During the month the store lost another $600. What is the current balance? A. −$1,154 B. −$1,000
why forest are named as lungs ?
Use the following picture to answer questions #6 and 7. Consider that after the snowboarder starts down from the hill from point A, she travels all the way to