langfordarmonip40dbs langfordarmonip40dbs

27-03-2018
Mathematics

contestada

Which expression best estimates 11 1/5 divided by 2 3/4?

4

6

11

22

Respuesta :

mkryukova19 mkryukova19

27-03-2018

11 1/5 = (11*5+1)/5=56/5
2 3/4= (2*4+3)/4=11/4
11 1/5 : 2 3/4=56/5:11/4=56/5*4/11=(56*4)/(5*11)=224/55≈4.07≈4
Answer is 4

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