90 I’m sorry if I am wrong I got that in paper :)
Well a decameter is 10 meters so if she has 250 meters then she has 25 decameters Hope this helps!
Answer: neither
Step-by-step explanation: because 64 kg and 640000g are equal masses.
11/4 is the mixed fraction of that
X^2+2x^2-5x
((x^2)+2x^2)-5x
Pull the factors out
3x^2-5x=x(3x-5)
x(3x-5)
x(3x-5)*5x^2
5x(3x-5)*x^2
Final
5x^3*(3x-5)