Answer:
1) 800 yards into feet.
Now
we have
1 yard=3ft
<u>800yard=800*3=2400ft</u>
2) 1,540 decimeters into meters
we have
10deci meter=1 meter
1decimeter =1/10meter
<u>1540decimetre=1540/10=154meters</u>
3) 15 gallons into pints
1 gallon =8 pints
<u>15 gallons=8*15=120pints</u>
4) 20.56 milligrams into centigrams
we have
10milligram=1 centigram
<u>20.56milligram=1*20.56/10=2.056centigram</u>
5) 61°F to C°
Formula
(61°F − 32) × 5/9 = 16.11°C
<u>61°F=16.11°C</u>
6) 10°C to °F
Formula
(10°C × 9/5) + 32 = 50°F
<u>10°C =50°F</u>
7) 27°F to °C
Formula
(27°F − 32) × 5/9 = -2.78°C
<u>2</u><u>7</u><u>°</u><u>F</u><u>=</u><u>-</u><u>2</u><u>.</u><u>7</u><u>8</u><u>°</u><u>C</u>