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

how does the size of arctic foxes ears help to keep them warm in a cold environment

What is the LCM of 6 8 and 11

What is two third of 66

What is the basic ratio for 36:84

the measure of the angle is 88 degrees greater than its complement. what is the measure of the complement?

HARD POINT TUESDAY ANSWER THIS EQUATION -4x - 2y= -12 4x + 8y = -24

What is the value of the 9 in 913256

Which text is valuable for gaining context about a historical event but is unreliable as "evidence"?

Please Help, very Confused. Simplify 6 – 4x – 2 + x A. 3 - 4x B. 1 C. 4+x D. 4-3x

What is an equation that describes a known relationship among quantities (such as tempature) called