Answer:

Step-by-step explanation:
Let first number be x and another number is y.
A rational number is a fraction that can be expressed in the form of x/y.
A rational number between x and y is given by :

So,
If x and y are two rational numbers such that x < y , then
is a rational number in between x and y.
The answer is 51
8 1/2x6=51
Answer:
2.5
Step-by-step explanation:
(6)cos(65)
Answer;k≤−6
Step-by-step explanation:(
3
−1
)*(
−1
3
k)≥(
3
−1
)*(2)=
k≤−6