Question

when a number is decresed by 25% if becom 120.find the number​

Answer 1

Answer:

The number is 160.

Step-by-step explanation:

Let the number be x.

75% of x = 120

=> 75x/100 = 120

=> x = 12000/75

=> x = 160

So, the number is 160.

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Answer 2

A N S W E R :

• The number is 160.

Given :

• when a number is decresed by 25%

To find :

• Find the number x ?

Solution :

• Let the number be x.

• 75% of x = 120.

:$\implies$${\sf{\dfrac{75x}{100}\:=\:120}}$

$~~~~~$:$\implies$${\sf{x\:=\; \dfrac{12000}{75}}}$

$~~~~~~~~~~$:$\implies$${\sf{x\:=\; \cancel{\dfrac{12000}{75}}}}$

$~~~~~~~~~~~~~~~$:$\implies$${\underline{\boxed{\frak{\pink{x\:=\:160}}}}}$★

Hence,

• $\underline{\sf{The\: number\:is\; \bf{160}.}}$

$~~~~$$\qquad\quad\therefore{\underline{\textsf{\textbf{Hence, Verified!}}}}$

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