Answer:
It will take 1.25 seconds to reach the ground.
Step-by-step explanation:
The equation of the containers pathway can be modeled by the equation given below :

t is time in seconds
It is required to find the time taken by the container to reach the ground. When it reached ground, its height is equal to 0 such that,


So, it will take 1.25 seconds to reach the ground.
Answer:
10
Step-by-step explanation:
Multiply 4 by 2.5 to get 10
Step-by-step explanation:
The question is not properly structured but we can as well find the sum of 5/7 and 10 as shown;

Hence the expression written in equivalent form of common denominator is 
The sum is 
Answer:139 cm squared
Step-by-step explanation:
First separate it:
10x3
7x7
4x15
These are the 3 rectangles that make up this shape
Then multiply
10x3=30
7x7=49
4x15=60
Then add your answers
30+49+60=139cm squared