joherquaid466 joherquaid466
  • 04-03-2020
  • Mathematics
contestada

the weight of 72 books is 9kg . what will be the weight of 40 such books?​

Respuesta :

preciousamadasun35 preciousamadasun35
  • 04-03-2020

Answer: 5kg

Step-by-step explanation:

If 72 books weigh 9kg

Then, 1 book weighs 9/72 = 1/8 kg

Therefore, 40 books will weigh

40 times 1/8 = 5kg

Answer Link

Otras preguntas

how many rectangular prism can you make out of 20 snap of cubes
THE EXPRESSION COT THETA/CSC THETA IS EQUAL TO?
What is 0.75 as a fraction in simplist form
How do you pronounce the letter "X" in Spanish?
which of the following organisms feeds on the largest variety of producers
Can you give me the order of Biomes from coldest to hottest please?-tundra-taiga-temperate deciduous forest-temperate grassland-temperate woodland (chaparral)-d
What is adaptation in animals and plants
Write in function form X+y=6..?
The shape of the clock is a regular dodecagon with a radius of 14cm. Centered on the clock's face is a green circle of radius 9cm. If the region outside the cir
During the evolution of life on Earth, the photosynthetic organisms initially responsible for raising atmospheric oxygen concentrations from less than 1 percent