exam
Maths Puzzle
Numerical Ability
Can someone please help me with problem?
These data represent the population of a certain geographic region.
Year Population (in millions)
1950 34
1960 38
1970 43
1980
Read Solution (Total 0)
exam Other Question
x+2y=4 (solve for y)
Write the expression in simplest form.
4r^2-25s^2
-------------- =
2r^2+3rs-20s^2