dyma4414 dyma4414
  • 11-06-2021
  • Mathematics
contestada

A metal is made from copper, zinc and lead in the ratio 13:6:1 respectively. The mass of zinc is 90kg. Calculate the mass of the metal

Respuesta :

oscar60005936 oscar60005936
  • 11-06-2021

Answer:52

Step-by-step explanation:

y

Answer Link
kittycarmona04 kittycarmona04
  • 11-06-2021

Answer:

let the ratio of zinc be x

6x

mass of the zinc=90kg

6x=90

x=15

for other metals

copper=13x=13*15=195kg

lead=x=15kg

mass of whole metal=195+90+15=300kgStep-by-step explanation:

Answer Link

Otras preguntas

What is the formula of SAS?
Conflict and Absolutism in Europe Important People, Ideas or Inventions ideas or inventions major events
What were the top two purposes of the Tennessee Valley Authority Act ?
When did Social Security benefits start?
What are the 2 most common types of credit?
unconquered parts of the confederacy. parts of the south already in northern hands. all portions of the united states. the border states of the union.
Evaluate the expression 2.5x−20 for x=15
Explain the three stages of cellular respiration 
Use the HTTP GET method to retrieve information from a database of patient medical records. Query https://jsonmock. hackerrank.com/api/medical_records to find a
What do the daughter in Sunday early morning and marge in I wish I was a poet have in common.