Question
tet mice be 100
idb discount ( -100-10 )
( =00 )
28 disunnt ( =90-(0.2) 90 )
( =72 )
[
begin{array}{rl}500-72 & 28 %end{array}
]

1.3% ve discounts of 10% and 38. Successive discounts of 20% are equivalent to a single discount of (1) 30% (2) 15% (3) 28% (4) 12% to the
Solution
