Question

IF A NUMBER IS INCREASED BY 10% AND THEN DECREASE BY 10%.WHAT SHOULD BE THE INCREASE OR DECREASE VALUE?​

Answer 1

Answer:

DECREASE VALUE=1 OR 1%✔✔

Step-by-step explanation:

□LET THE NUMBER BE =100-------(1)

○SO ACCORDING TO YOUR QUESTION

SO ACCORDING TO YOUR QUESTIONFIRST INCREASE OF 10%

•SO, THE NUMBER =110--------(2)

AGAIN,

□THEN DECREASE OF 10%

SO, THE NUMBER BECOMES=99------(3)

□DECREASE VALUE=(3)-(1)=100-99=1

○THEREFORE DECREASE VALUE=1 OR 1%

Answer 2

SOLUTION

Let the number to be 100 for instance.

=)10% of 100 increased

=) 100+ (10/100×100)

=) 100+ 10= 110

The resulting number decreased by its 10%

=) 110- (10/100×110)

=) 110 -11 = 99

Now, net decrease= 100- 99= 1

hope it helps ✔️