the age of biken is two times more than that of mousam. if the sum of their age is 30 years than find their difference age with solution ​

2.5 milligrams is equivalent to how many grams

Can someone tell me if this is perpendicular? !

The coordinates of vortex a’ are (8,4) (-4,2) (4,-,4) the coordinates of vortex b’ are (6,6)(12,-,12)(12,12) the coordinates of vortex c’ are(-2,,12)(4,12)(12,-4)