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Emma thinks of a whole number.Rounded to the nearest 10, her number is 850.Rounded to 1 significant figure, her number is 800.a

Solução

E mma t hink s o f a w h o l e n u mb er . R o u n d e d t o t h e n e a res t 10, h er n u mb er i s 850. R o u n d e d t o 1 s i g ni f i c an t f i gu re, h er n u mb er i s 800. a

Solução

Sem solu \overset{c}{\c} \tilde{a} o

Passos da solução

Represent the number with

x

A.T.Q.:

10 x = 850

1 \cdot x = 800

10 x = 850, 1 \cdot x = 800 :

Sem solução

Sem solu \overset{c}{\c} \tilde{a} o

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