Indiakuwait Indiakuwait
  • 16-02-2018
  • Mathematics
contestada

The weight of 72 books is 9 kg.what is the weight of 80 such books? How many such books would weigh 6kg?

Respuesta :

vlandjova vlandjova
  • 16-02-2018
9 divided by 72 = 0.125
0.125 is the weight of one book
0.125 times 80 = 10kg.
So 80 books weight 10kg.
72 divided by 9 = 8 books make up 1 kg.
8 times 6 =48
Answer Link

Otras preguntas

Without solving, what can you tell about the solution to this equation? b + 14 (b + 14) 2 (6+ NIE = There is no solution. There are infinitely many solutions. b
How were Bantu families organized?
How did the Sumerians deal with these challenges? (Identify & explain three solutions.)
Lucas ran a total distance of 25 miles in two days. If he ran a distance of 15 miles the first day, how many miles did he run on the second day? Which of the f
What is the equivalent ratio of 9:3 ?
Translate the expression: “A football team’s score after the kicker hits a 3-point field goal.”
Need Help ASAP!!!! 9th grade US History: 10. Why did the United States send troops to Nicaragua when William Howard Taft was president? a) To protect the inter
PLEASE I NEED HELP ASAP THIS IS DUE Rotate XYZ 270 degrees about the origin (0’0) 
find f(-9) for f(x)= -3x^2-20
how to do for algebra 2 40k-8/40k-24