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Hi there! Have questions about your homework? At Brainly, there are 60 million students who want to help each other learn. Questions are usually answered in less than 10 minutes. Try it for yourself by posting a question! :D

Let the present age of son be y .........n let the present age of his father be x......therefore according to question...... y= 1/4 x......4y-x= 0....eq..(1).and after 24 yrs..... Therefore.... Son's age y+24.... N father's age x+24...... N according to question........y+24=1/2(x+24)......y+24=x+24/2...........2(y+24)= x+24......2y+48=x+24.................x-2y=48-24......x-2y=24.......eq ....(2)...multiplying