All of the following topics are covered in thw math section of psat exceptanswercalculus

Is there a problem or something to show for it?

APEX- calculus

Explanation: this is because calculus is not a required class to take therefor it would be unreasonable and I dare to some students if it was on the PSAT

Please mark this as brainliest :)

mental cunning

explanation:

he is often referred to as a man of twists and turns

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