Question #2430a

2 Answers
May 17, 2017

23,365.2

Explanation:

If a number is increased by a certain percent, then you multiply the number by 1+"the percent written in decimal form":

Our number is 19,471

We're increasing it by 20% or by 0.2.

So we multiply 19471 by 1.2

19,471xx 1.2=23,365.2

May 17, 2017

23,365.2

Explanation:

A number 'increased by 20%' means that 20% of that number is added on to it.

Method 1.

Find the 20% increase and add it to 19,471

20/100 xx 19,471 = 3,894.2" "larr this is amount of the increase.

The new value is 19,471 +3,894.2

=23,365.2

Method 2.

100% +20% = 120%

Find 120% of 19,471

120/100 xx 19,471

=23,365.2