Step-by-step explanation:
let two successive integers n, n+1
difference of the reciprocals:

The number 16.14 is rational if it is an integer or decimal
A rational number is a number that can be represented a/b where a and b are integers and b is not equal to 0.
Since 16.14 is a decimal 16.14 is also a rational.
Answer:
12 slats can be made from a board i,e 42 feet long
Step-by-step explanation:
As per the given statement: A fence builder uses boards
feet long for the vertical slats on the fence.
We have to calculate how many slats can be made from a board that is 42 feet long.
Builder uses board
feet long for the vertical slats.
then;
for 42 feet long =
slats can be made.
Therefore, 12 slats can be made from a board that is 42 feet long.