Math, asked by ranjuly9pap6iyaseryl, 1 year ago

The mean age of 3 students is 21 years.if the ratio of their ages is 2:3:4,then find the age of the students

Answers

Answered by mysticd
14
total age of 3 students = 3*21= 63 years
ratio of three students ages = 2:3:4

sum of the ratios =2+3+4=9

9parts = 63

1 part = 63/9=7

age first student = 2parts = 2*7 =14 years
age of second student = 3parts = 3*7=21 years
third student = 4parts = 4*7 =28 years
Answered by priya4588
6

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