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

whats the area of this

How a Bill Becomes a Law Creating laws is the U.S. House of Representatives’ most important job. All laws in the United States begin as bills. Before a bill can

A cost due to an increase in activity is called?

How would a dislodged piece of plaque in the cardiovascular system most likely affect an otherwise healthy person? A: The right pulmonary artery could become bl

50 points!!Which vitamin helps the immune system?Vitamin DVitamin AVitamin CVitamin B

Math questions :D (part 2 of yesterday's history questions) (these questions are easy cuz I couldn't find any hard ones) 1. What is the perimeter of a circle ca

can someone answer this question plsss

help me please. I have been doing this for 18 minutes now and can't figure it out!

A d = 15 B c= 30 C b = 20 D a=9

If you know 9/12 of these band you win a bajillion dollars and all of my respect. Also possibly a new friend:Green DaySet It OffBowling for SoupSum-41SR-71Blink