mlkgangway
mlkgangway mlkgangway
  • 14-05-2018
  • Mathematics
contestada

If D varies directly with t and D is 105 when t is 3, find D when t is 8

Respuesta :

GregFredor
GregFredor GregFredor
  • 14-05-2018
105÷3=35 so you would do 8×35 and get 280
Answer Link
erato erato
  • 19-07-2019

Answer:

Value of D when t is 8 is:

280

Step-by-step explanation:

If D varies directly with t

⇒ D=kt for some constant k

D is 105 when t is 3

⇒ 105=3k

⇒ k=105/3

⇒ k=35

⇒ D=35t

when t=8

D=35×8

⇒ D=280

Hence, Value of D when t is 8 is:

280

Answer Link

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