Mary missed the bus and has to go to work by foot. she walked 80% of the distance and runs the rest. how far is she running if it is 9.0 km to her work place?

100 - 80 = 20%

She ran 20% of the journey

20% x 9km = 0.2 x 9 = 1.8 km

She ran 1.8 km

total amount of money that he should pay if he has not used his duty free exemption is $98

step-by-step explanation:

given a united states citizen returning to the states declares the following items at the customs office: 3 shirts at $8.50 each 2 dresses at $27.50 each 1 pair of gold cuff links at $17.50 per pair. we have to find how much he pay

cost of 3 shirts if one cost at $8.50 is

cost of 2 dresses if one cost at $27.50 is  

cost of 1 pair of gold cuff at $17.50

so, total amount of money that he should pay if he has not used his duty free exemption is   $25.5+$55+$17.50=$98