<h3>
Answer: 4 people</h3>
Work Shown:
2/5 = 0.4
(10 people)/(1 hour) = (x number of people)/(0.4 of an hour)
10/1 = x/0.4
10*0.4 = 1*x
4 = x
x = 4
She can check out 4 people in 2/5 of an hour.
Note: 2/5 of an hour = (2/5)*60 = 24 minutes
Answer:
Step-by-step explanation:
I think both are the same because you have equations in the formula and what ever you do on one side you do to the other.
Answer:
The number is 50.
Step-by-step explanation:
If we express the percentage x% in the form of ratio then it can be written as 
.
Now, it is asked which number if we make 44 % will give 22.
Let the number is given by x.
Then expressing the % as ratio we can write 
⇒ 
( Answer )
Surface area of a cube = 486 square inches
Solution:
Given each side of a cube = 9 inches
Net of a cube has 6 squares.
Area of square = side × side
Area of 1 square = 9 × 9 = 81 square inches
Surface area of a cube = Area of 6 squares
= 6 × (side × side)
= 6 × 81
= 486 square inches
Hence, surface area of a cube is 486 square inches.
Answer:
Step-by-step explanation:
