awesomejason4
awesomejason4 awesomejason4
  • 04-06-2020
  • Mathematics
contestada

Find the missing number___:7 = 12:21
A. 3
B. 4
C 14
D 12​

Respuesta :

wrexn
wrexn wrexn
  • 04-06-2020

Answer:

B. 4 would be your answer.

Step-by-step explanation:

7 x 3 = 21

4 x 3 = 12

:)

Answer Link
PollyP52 PollyP52
  • 05-06-2020

Answer:

B. 4.

Step-by-step explanation:

Let the number be x then

x/7 = 12/21

Crossmultiply:

x = 7*12 / 21

x =  12 / 3 = 4.

Answer Link

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