Answer:
Bella can complete work alone in 120 minutes
Step-by-step explanation:
Ana and Bella together can complete the shoveling in 30 minutes.
They can do a part of work in 1 minute = 
Ana can do work alone in 40 minutes
She can do part of work in 1 minute = 
So, Bella can do a part of work in 1 minute = 
= 
Bella can do part of work in 1 minute
Bella can do whole work in minutes = 120
Hence Bella can complete work alone in 120 minutes
<h3>Answer:</h3>
d. 5
<h3>Explanation:</h3>
The "initial value" is the value where the line crosses the y-axis (5). This is the place where the independent variable (x) is zero, the starting place for that variable.
10:12. or 83.3%. so you have a 10 in 12 chance to not get a black one.
Let the cost of the hair dryer equal x.
The net cost plus a 40% markup equals 42, set up an equation and solve forex.
1.4x = 42
Divide both sides by 1.4
X = 42 / 1.4
X = 30
The net cost was £30
Answer:
Domain = {-6, -2, -1, 3, 5}
Step-by-step explanation:
The domain represents the input or x values of a given relation.
In the given set of ordered pairs: (-2, 4) (-6,8) (3,6) (5,15) (-1, 4)
Domain (input/x values) = {-6, -2, -1, 3, 5}
Range (output/y values) = {4, 6, 8, 14}
