Question

तीन लड़कों की औसत आयु 35 वर्ष है तथा उनकीअनुपात 3:5:7 है। सबसे छोटे लड़के की आयु है​

Answer 1

Answer:

7 age

Step-by-step explanation:

firstly you will suppose the ages of students are 3 X + 5 x + 7 is equal to 35 so you will get 15 x is equal to 35 so here you will got x is equal to 7 by 3 so you will put the value of x in three ages so you will get the smaller age from there.