Step-by-step explanation:
Imagine 8 pieces of fruit and 2 bars are arranged in a line such that the 2 bars split the rest of the fruits into 3 portions.
Hence the number of ways = 10C2 = 45.
I feel like there is something missing from this question, for example how large is the tree house? If these are just plain measurements, then I would opt for B.
Answer:
The answer is 6²
Step-by-step explanation:
Since 6² = 36
√36 = 6 making 6² a perfect square.
Hope this helps you
Let the amount invested at 4% be = x
Let the amount invested at 3% be = y
Given is:
or
.... (1)
As, total income for the two investments is $194, so equation is:
....(2)
Putting value of x from (1) in (2)




And x=5200-y

Hence, money invested at 4% is $3800 and money invested at 3% is $1400