En un examen tipo test de la facultad , las preguntas correctas suman 1 punto y las incorrectas restan medio punto. en total hay 100 preguntas y no se admiten respuestas en blanco(hay que responder todas ) si la nota de un alumno fue de 80,5 ¿cuantas preguntas correctas y cuantas incorrecas respondio? (respuesta)​

what are the things "represented below"?

step-by-step explanation:

nobody can if you dont give the choices

step-by-step explanation:

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