28ssmith35
28ssmith35 28ssmith35
  • 23-11-2020
  • Mathematics
contestada

If 12 math books weigh 40 pounds, how much would 21 math books weigh?

Respuesta :

Аноним Аноним
  • 23-11-2020

Answer:

70 pounds

Step-by-step explanation:

12/4=3

40/4=10

3x7=21

10x7=70

Answer Link

Otras preguntas

x\y=c identify variation
A majority of the governments around the world currently use a federal system. True or False
Why the World War 2 started
which of these statements best describes the views of nativists in the late 1800sThey believed that immigrants were inferior to individuals born in the United S
The following are signal words for which type of organizational pattern: first, then, next, finally, above all, especially? A. cause/effect B. problem/solution
This, my body and spirit, this is the end of the quest. i wished to know the meaning of things. i am the meaning. i wished to find a warrant for being. i need n
The circumference of a circle is 138.16 centimeters. What is the area of the circle?
Find the equation of the circle that has a diameter with endpoints located at (-5,-3) and (-11,-3)
Which of the following was developed LAST? A) Steam-powered Riverboats B) Railroad Systems C) Canal Systems D) Stagecoaches
Meg skateboards 1/4 of a mile in 1/2 of an hour. At this rate,how far will she skateboard in a hour