Respuesta :

wegnerkolmp2741o

Answer:

B. 143

Step-by-step explanation:

11        b

----- = -------

12          156

using cross products

11 * 156 = 12 b

divide by 12

11 * 156/12 = b

11 * 13 = b

143 = b

Anxiety21
B.143

step by step:
[tex] \frac{11}{12} = \frac{b}{156} [/tex]
use cross multiplication
[tex]12 \times b = 11 \times 156[/tex]
[tex]12b = 1716[/tex]
divide both sides by 12
[tex] \frac{12b = 1716}{12} [/tex]
[tex]b = 143[/tex]

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