D because 6.2=100
6.2×1.4=8.68
so 100×1.4=140
140-100=40
so it's 40%
These cannot be simplified any further
*=Prime Numbers
108/*2*=54
54/*3*=18
18/*3*=6
6/*2*=*3*
Answer: 2,2,3,3,3
Answer:
5+2=7x+3x= 10x is the right answer
Mass = density* volume
since density= mass/volume then mass/volume*volume=mass
= 4.5*0.4 = 1.80g
