I'm sorry but it is impossible to answer the question you have asked for the lack of information. We could fix this issue if you display a picture of the equation!
Answer:-1/3
Step-by-step explanation: I really don’t know
1.5 kg is 3/4 of 2 kg. Thus we do 4.8*3/4=3.6 or $3.60
That means its another way scientist use this method to easly use large numbers or very small numbers for example 0.0000000056, they make it like this 5.6*10 to the -9 power
The area is 54*36 which is 1944 inches and the perimeter which is 2(36)+2(54)= 3888 inches.