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

solve for k: when x^3+kx+1 is divided by x-2, the remainder is -3

what is the format to this proof given prove

Write an expression for 8 increased by g

During the Constitutional Convention which plan of government proposed A legislature made up of one house each state getting equal representation

Which statement is true about World War 1? A: The assassination of Archduke Francis Ferdinand triggered the war. B: Leaders prepared for a war by decreasing the

sam houstons importance in texas history

In order for blood to always flow unidirectionally through a closed circulatory system, the ________.

Helpppppppppppppppppp

What do I write in the boxes? I'm so confused please help thank you!

Birdseed costs $0.57 a pound and sunflower seeds cost $0.87 a pound. Angela Leinenbachs' pet store wishes to make a 40-pound mixture of birdseed and sunflow