cloudiiaestheticyey cloudiiaestheticyey

02-06-2020
Mathematics

contestada

The total mass of Sandeep and his sister, Leela, is 54.75 kg. The total
mass of Sandeep and his mother, Mrs Kohli, is 105 kg. Mrs Kohli is
4 times as heavy as Leela. What is Sandeep's mass?

Respuesta :

salatulmaghrib salatulmaghrib

02-06-2020

He is 38 kg.

I'll use only the first letters of their names, to make it simpler:

S+L=54.75
S+M=105
M=4L

S+4L=105
105-54.75=4L-L=3L
L=50.25/3=16.75
S=54.75-16.75=38

Answer Link

yohanna69 yohanna69

02-06-2020

Answer:

38 kg

above is the answer

Ver imagen yohanna69

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can someone please help me with this i need all the answers i can get