Answer:
he has 140 chickens because he has 10 times more chickens than ducks and he has 14 ducks so 14*10=140
Step-by-step explanation:
Answer:

Step-by-step explanation:
We are told that the average human heart beats
times per day and there are
days in one year.
To find number of heart beats in one year we will multiply number of heart beats in one day by number of days in one year.

Now we will solve this problem using exponent properties.



Our answer is in scientific notation we can represent it in standard form as
times.
Therefore, average human heart beats in one year
or 41975000 times.
Answer:
D is equivalent to the expression.
Step-by-step explanation:
The expression that is given equals 2.8, or 2.8x.
A. This expression equals 1.6x, and 1.6x is not equivalent to 2.8x
B. 0.3x + 3.1 = 3.4x. This doesn't have the answer of 2.8x.
C. 1.3 - 0.3x = 1 or x.
D. 3.1 - 0.3x = 2.8x. D is the answer.
Answer:
15/2v = 33
Step-by-step explanation:
They equal an even number