Answer:
Step-by-step explanation:
1.2m = 120 cm
2.16 m = 216cm
120×216 =25920cm
2) 10×18 = 180
25920/180= 144
√144 = 12
Step-by-step explanation:



Answer:
m = 
Step-by-step explanation:
=> (-11/6) + m = -2/9
Adding 11/6 to both sides
=> m = 
LCM = 18
=> m = 
=> m = 
I'm pretty sure it is only b because <span>when you subtract two rational numbers, you always get back a rational number.</span>
%60 because i dont know why actually