polancodaniella445 polancodaniella445

25-08-2021
Mathematics

contestada

The sum of three numbers is 121 The third number is 3 times the second. The first number is 6 times the second. The first number is?

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ggrishtamang ggrishtamang

25-08-2021

Answer:

The first number is

72.6

Step-by-step explanation:

Let second number be x.

First number= 6x

Third number= 3x

According to question,

6x+x+3x=121

or, 10x=121

or,x=121/10=12.1

First number= 6x=6×12.1=72.6

Third number=3x=3×12.1=36.3

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yasmine6156388120 yasmine6156388120

25-08-2021

72.6
Because you need to plug in all the numbers

Answer Link

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