Question

which is the better offer two successive
discounts of 20% and 20% or a single discount of 40%​

Answer 1

Step-by-step explanation:

successive discounts 20%, 20%

=(1-20%)(1-20%)

=(1-.2)(1-0.2) = 0.8×0.8=0.64 =(1-0.36)

=(1-36%)

over all 36% discount

single discount 40% is better

hope this helps