Answer:
C
Step-by-step explanation:
5/2=15=6=2.5
Answer:
b, d, and e
Step-by-step explanation:
those are the three answers
ANSWER
The first three expressions will simplify to a rational answer.
EXPLANATION
Let us simplify the expressions then we can see which of them are rational.
A.

We multiply out the roots to get

This simplifies to


This is a rational number hence the answer is rational.
B.


This is also a rational solution.
C.


This one too is a rational solution.
D.


This is an irrational answer because √3 is an irrational number and multiplying a rational number, 4 by an irrational number results in an irrational number.
Let the income of first person be 9x
let the income of the second person be 7x
difference b/w their weekly income=9x-7x=200
=2x=200
x=100
therefore income of first person is 9x=9×100=RS 900
therefore income of second person is 7x=7×100=RS 700
Answer:
64 degrees
Step-by-step explanation
multiply 4 by 16 because for every hour it was cooled another 4 degrees so 4 times 16 equals 64