trayvion201 trayvion201
  • 25-02-2020
  • Mathematics
contestada

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

35
280
840

Respuesta :

amna04352
amna04352 amna04352
  • 25-02-2020

Answer:

280

Step-by-step explanation:

D = kt

105 = k(3)

k = 35

D = 35t

D = 35(8) = 280

Answer Link
Officialalehpeter
Officialalehpeter Officialalehpeter
  • 25-02-2020

Answer:

280

Step-by-step explanation:

Let the variation component be "k"

D = kt

When D = 105 and t = 3,

105 = 3k

Divide both sides by 3 to get the value of "k"

105/3 = 3k/3

k = 35

When t = 8,

D = kt

D = 35 x 8

D = 280

Answer Link

Otras preguntas

When did the early civilizations occur
Read the excerpt from "Zlateh the Goat" by Isaac Bashevis Singer. In his twelve years Aaron had seen all kinds of weather, but he had never experienced a snow l
Andrew presents you with his utility schedule below.Quantity of Notebooks Utility from notebooks Quantity of CD's Utility from CDs0
Simplify -27-6(-4 + 7)] o36 -24 Т-36
Draw a number line to determine the sum. -2.1+0.8
A restaurant bill includes 20% VAT and a 10% service charge. The total bill is £111.21 Work out the cost, excluding VAT and service.
An adiabatic capillary tube is used in some refrigeration systems to drop the pressure of the refrigerant from the condenser level to the evaporator level. The
Neither Subpart C (Prisoners) nor Subpart D (Children) applies to juveniles in the correctional systems because wardens of juvenile prisoners (unlike those for
NEED HELP NOW!!!! I will give brainliest answer!!!
Зу + 1 = 4у – 6 Please help me answer it’s due tomorrow