Ben bought 3.2 pounds of oranges. the oranges cost $1.60 per pound. how much money did ben spend on oranges?

I’m stuck on this i don’t understand.

Marco has $38.43 dollars in his checking account. his checking account is linked to his amazon music account so he can buy music. the songs he purchases cost $1.29. part 1: write an expression to describe the amount of money in his checking account in relationship to the number of songs he purchases. part 2: describe what the variable represents in this situation.

Identify the number as a rational or irrational.explain. 127