Fermin051505 Fermin051505
  • 01-08-2016
  • Mathematics
contestada

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

Respuesta :

dalendrk
dalendrk dalendrk
  • 01-08-2016
___ : 7 = 12 : 21

21 : 7 = 3
12 : 3 = 4

_4_ : 7 = 12 : 21

check
4 · 3 = 12
7 · 3 = 21
Answer Link

Otras preguntas

what is the circumference of D and the arc length of AB
A potential customer tells you: "I really want to work on my credit, but I don't have the money to pay for this". What would you say to close this sale any can
5. The scale of a map says that 4 cm represents 5 km. a. What distance on the map (in centimeters) represents an actual distance of 4 kilometers? answer: 3.2 I
A regional bank implemented an automated solution to streamline their operations for receiving and processing checks. they would like to further enhance the sol
How many half-lives have passed if a rock contains 25% parent isotopes and 75% daughter isotopes?.
congratulations free point
What is the early stage of development where the embryo is a hollow ball of cells?.
Which selection best describes how beatty discovers that faber is helping montag?.
Which elected county official has both administrative responsibility for most county agencies and judicial responsibilities?.
ayudaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa