Respuesta :
it isnt reasonable estimate. 6.8 is about 7 and 5.2 is about 5, and 7+5=12, not 11
No because estimating means 6.8 is 7 and 5.2 is 5 so 11 is too little
it isnt reasonable estimate. 6.8 is about 7 and 5.2 is about 5, and 7+5=12, not 11