45% of the trees in a park are apple trees. there are 27 apple trees in the park. how many trees are in the park in all?

x = Total number of trees

x * 0.45 = 27

x = 27 / 0.45

x = 60

There are 60 trees in the park

b.) 160 miles on a 5 gallons car

step-by-step explanation:

240/10=24 miles/gallon

160/5=32 miles/gallon

30/1=30 miles/gallon

168/6= 28 miles/gallon

32 miles/gallon is the most amount, so this is the best.

; )

step-by-step explanation: ; )