Connect with experts and get insightful answers to your questions on IDNLearn.com. Our platform provides prompt, accurate answers from experts ready to assist you with any question you may have.
Answer:
The age of the fourth boy = 38
Step-by-step explanation:
We can find the age of the fourth boy by finding out the difference between the total of 4 boys and the total of the 1st three boys:
[tex]\begin{aligned}\\\text{total of 4 boys}&=\text{total of 3 boys + 4th boy}\\4\times 32&=3\times 30+\text{4th boy}\\\text{4th boy}&=128-90\\&=38\end{aligned}[/tex]