Math, asked by devansh102, 1 year ago

answer in fraction first question

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Answered by anu522
0
HEYA....


HERE IS YOUR ANSWER..

LET THE TOTAL NO. OF PAGES HAD BEEN READ BE 'x'

therefore...

ACCORDING TO THE GIVEN CONDITION-

4/9x + 3/5x  = x + 100

by taking l.c.m

20/45x + 27/45x = x +100


= 47/45x = x + 100


= [47x - 45x] / 45 =  100

= 2/45x  =  100

= therefore x = 100 * 45 / 2

x = 2250 

100 PAGES STILL LEFT...


therefore total no of pages = 2250 + 100 = 2350/ 1 [in fraction]..



hope helped..



devansh102: your answer is incorrect the correct answer is 450
devansh102: try again
Answered by kishanuddhav2004
0

Answer:

450

Step-by-step explanation:

let total=x

he read on first day =4x/9

remaining pages=5x/9

pages he read second time=3/5 X 5x/9 = 3x/9 = x/3

total pages he read = 4x/9 + x/3 = 7x/9

total pages - pages read = left pages

x - 7x/9 = 100

(9x - 7x)/9 = 100

x = 450

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