four men have average height of 174cm. the difference in height between the first three men is 2cm each and difference in height between 3rd and 4th is 6cm. What is height of shortest man?
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let the 1 St be x inch tall
let second be (x+2) inch tall
let third be (x+4) inch tall
let fourth be (x+10) inch tall
average height is 174
then sum of their height is 174*4
so, x+(x+2)+(x+4)+(x+10)= 174*4
4x= 696
x=174
height of fourth man is (x+10)=174+10=184cm
hope it helps..
let second be (x+2) inch tall
let third be (x+4) inch tall
let fourth be (x+10) inch tall
average height is 174
then sum of their height is 174*4
so, x+(x+2)+(x+4)+(x+10)= 174*4
4x= 696
x=174
height of fourth man is (x+10)=174+10=184cm
hope it helps..
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