What is 22.45 and 90.32 rounded to the nearest whole number

Which of the following system of equation is not equal to the system of equations is not equal to the system of equations shown below

Asquare is dilated by a scale factor of 1.25 to create a new square. how does the area of the new square compare with the area of the original square? a)the area of the new square is 1.25 times the area of the original square. b)the area of the new square is 2.50 times the area of the original square. c)the area of the new square is 1.252 times the area of the original square. d)the area of the new square is 1.253 times the area of the original square.

In the equation sqrt(n+5)-sqrt(11-10)=1. what is the value of n