Question

the sum of two number is 2400 . if one of the number is 381.75 .find the other number​

Answer 1

Answer:

let two numbers be a,b

sum of two numbers

a+b=2400

one of the number

let a=381.75

381.75+b=2400

b=2400-381.75

b=2018.25

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Answer 2

$\large{\underline{\sf{\blue{Given-}}}}$

• Sum (+) of two numbers is 2400.

• One Number of it is 381.75

$\large{\underline{\sf{\</strong><strong>p</strong><strong>u</strong><strong>r</strong><strong>p</strong><strong>l</strong><strong>e</strong><strong>{</strong><strong>To</strong><strong> </strong><strong>\</strong><strong>:</strong><strong> </strong><strong>Find</strong><strong>-}}}}$

• The Second number.

$\large{\underline{\sf{\orange{Solution-}}}}$

Let these Two Numbers be 'x' & 'y'.

Let,

$\large{\boxed{\sf{x = 381.75}}}$

According to 1st Condition,

$\large{\boxed{\sf{x + y = 2400 \: .... \: (1)}}}$

Placing Values,

$\sf\leadsto{381.75 + y = 2400}$

$\sf\leadsto{y = 2400 - 381.75}$

$\sf\leadsto{y = 2018.25}$

$\boxed{\sf\green{★ \: y = 2018.25}}$

Hence,

• The Second Number is 2018.25