Which fractions use the least common denominator and are equivalent to 9/10 and 5/6

The answer is (B)

Step-by-step explanation:

27/30 reduced is 9/10

25/30 reduced is 5/6

$4034.40

the perimeter of the field is the sum of the lengths of the four sides:

47 yd + 158 yd + 47 yd + 158 yd = 410 yd

the cost of 3 ft (1 yd) of fence is 3×$3.28 = $9.84.

so the cost of jake's wood perimeter fance is

(410 yd) × ($9.84 /yd) = $4034.40