Work out the new values: Show working.
a.) Decrease 300 ml by 18%
b.) Increase $340 by 15%
c.) Increase 325 km by 16%
d.) Decrease 4800 cm by 34%

In terms of x, find an expression that represents the area of the shaded region. the outer square has side lengths of (x+5) and the inner square has side lengths of (x-2), as shown. area: a1 x + a2 square units submit