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

Applications can track what network services are available using the ____ service as a central reference.
Please, give me the answers. You have the exercise in the attachment. Thank you!
How do I solve this???
Explain why the following triangle cannot exist. Note that no angle measure are known.
The area of a rectangle is 35 ft2 , and the length of the rectangle is 8 ft less than three times the width. find the dimensions of the rectangle.
Most of Canada’s border with the United States falls into which of Canada’s six main climate regions?
During the reign of Mansa Musa, _____ became a center of learning. Niger Tombouctou Kumbi Saleh Mecca
Which expression is equivalent to 2^3 over 4^2
What species was used to study polio?
×+7y=-37 4×-3y=7 Solve by substitution