kisi school me total students ka 70% girls hain. ladko ki sankhya 510 hain. to school me total students ki sankhya kitni hogi??
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Answered by
3
70% girls
30% boys 510
I would almost make it super easy and just say hey... what is 1%... well that is 1/30 of the boys
(1/30)510 = 51/3
(30+21)/3
10+9
19 is 1%
19*70
1330 girls at the school
Anonymous:
Too lengthy ..asking total students
30%=510
100%=17×100=1700
Tera pehle a geya tha is liye ni de paya
1700 is Right answer
Answered by
2
1700 are total no of students in this school
how?
Right answer
OK Sir tell me how is it come..
30%=510 and 100%=510×100/30=1700
okay thank you sir
I m not sir i m student
ok
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