Thomas is planning out a rail trail using a map with a Marte grid the head of the trail which has an information kiosk is loaded
at three, zero he moves one unit east and three units north and places a pin at four, three to represent the location of another information kiosk he continues to move one unit east and three units north 12 more times placing a pin at each time where will the last can be placed enter the coordinates in the boxes
1 answer:
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Answer:
The correct answer is "50%".
Step-by-step explanation:
The given values are:
Gravel,
=
Water,
=
Cement,
= 1
Sand,
= 2
Now,
The total mixture will be:
=
By substituting the values, we get
=
=
=
hence,
The percentage of sand will be:
=
=
= %