250 + 12.5 = 262.5
262.5 is the size of family chocolate bar
for the first one you can use division.
The second one is subtract 39.
Answer:
88
Step-by-step explanation:
Basically you look at the number after the decimal point and if it is below 5 it will turn to 88. If it is over 5 it will be a 89. For this you also ignore the 7. The 7 does not mean anything.
Step-by-step explanation:
Adding 3 to both sides, we get
Dividing both sides by 2, we get
Answer:
$4375
Step-by-step explanation:
Add up all the sides to get the perimeter:
240 + 285 + 450 + 450 + 450 = 1875 ft
Convert ft into yards:
3 ft = 1 yard
1875 ft = 625 yards
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(625 yards)($27) = $4375