mathwiz77 mathwiz77
  • 17-02-2019
  • Mathematics
contestada

a 150 pound woman would receive 24grams of a certain medicine. How many grams should 120 pound woman receive?
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Respuesta :

jcherry99
jcherry99 jcherry99
  • 17-02-2019

Answer:

19.2 grams

Step-by-step explanation:

Assuming it is a straight proportion, then the givens are

w1 = 150 pounds

m1 = 24 grams

w2 = 120 pounds

m2 = x

m = medication amount.

w = weight

Equation

m1/w1 = m2/w2

Solution

24/150 = x / 120                  Multiply both sides by 120

24 * 120/150 = x 120 /120  

2880/150 = x                       Do the division

19.2 grams = x                      The amount the 120 pound woman should receive.

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