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Question : 1

weight of microbe in a test tube is 0.001 g,

weight of 456 such test tubes :

  • [tex]456 \times 0.001[/tex]

  • [tex]456 \times \dfrac{1}{1000} [/tex]

  • [tex] \dfrac{456}{1000} [/tex]

  • [tex]0.456[/tex]

weight of microbes in 456 such test tubes is :

  • 456 g

Question : 2

One crate weights 32.5 kg

the, 100 crates weight :

  • [tex]32.5 \times 100[/tex]

  • [tex]3250 \: kg[/tex]

Question : 3

3. Push ups in one day - 53

push ups in 10 days :

  • [tex]53 \times 10[/tex]

  • [tex]530 \: \: push \: \: ups[/tex]

Question : 4

1 metal ball weights 5727 kg,

so, 100 metal balls weight :

  • [tex]100 \times 5727[/tex]

  • [tex]572700 \: \: kg[/tex]

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