Given tht m:n = 4:9 and n-m = 40,find the value of m+n By Admin ReiPosted on December 7, 2022 Given tht m:n = 4:9 and n-m = 40,find the value of m+n Jawaban Terkonfirmasi M + n = (9 + 4)/(9 – 4) * 40= 13/5 * 40= 13 * 8= 104