Guys solution pls..bit confused 📖
Guys, I need help in below question. Answer is a)21% but I am getting 22.22%. My solution - let true wt be 1000g, 10% cheating while buying as well as selling so: (200/900)*100 Book solution - (10+10+(10*10)/100) Please tell me which is correct
#PG
How to solve this type of question?
A management institute offers MBA with specialization in Marketing, Finance and HR. Among the total number of students in the institute 45% are girls. Number of boys studying Marketing is 30% of the total number of boys in the institution which is 297.40% of the girls are studying HR. Number of boys and girls studying Marketing are in the ratio of 3 : 2. 50% of boys are studying Finance.
6. How many girls are studying Finance?
(1) 288 (2) 198 (3) 324 (4) 495 (5) None of these
7. Number of girls studying Marketing is what per cent of the number of boys studying Finance?
(1) 20 (2) 35 (3) 50 (4) 65 (5) None of these
8. Number of boys studying Finance is what per cent of the total number of students in the institution ?
(1) 33.33 (2) 27.5 (3) 47.8 (4) 13.98 (5) None of these
9. What is the respective ratio between number of boys and girls studying HR?
(1) 5 : 9 (2) 15 : 34 (3) 99 : 161 (4) 11 : 18 (5) None of the above
10. What is the total number of students in the institute?
(1) 1000 (2) 1500 (3) 1800 (4) 900 (5) None of these
Plz post answer with lcm method
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Ques: the percent profit made when an article is sold for rs.56 is thrice when it is sold for rs.42. The cost price of the article is ?? Pls send solution also.
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