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You use 4 gallons of water on 30 plants in your garden. At that rate, how much water
will it take to water 45 plants?




Sagot :

Answer:

6 gallons

Step-by-step explanation:

30-----------4

45------------x

30x = 45x4

30x=180

x=6

                        A shortcut:

45 is ( 30+ half of 30)

( 4 + half of 4) = 4+2 =6

Answer:

6 gallons

Step-by-step explanation:

[tex]Assuming\ that\ it\ will\ take\ x\ gallons\ waters[/tex]

[tex]to\ water\ 45\ plants.[/tex]

[tex]4:30=x:45[/tex]

  [tex]30x=4\times 45[/tex]

     [tex]30x=18[/tex]°

         [tex]x=180\div 3\\ x=6[/tex]

[tex]\left\{If\right.\ a:b=c:d,\ then\ ad=\left.\ bc\right\}[/tex]

I hope this helps you

:)