Determine whether the lines given in each box are parallel, perpendicular, or neither

Acoin bank containing only dimes and quarters has 12 more dimes than quarters. the total value of the coins is $11. how many quarters and dimes are in the coin bank?

Look at this pattern ; 1,4,9, number 10000 belongs in this pattern . what’s the place of this number?

Which function has an inverse function? a.f(x)= |x+3|/5 b. f(x)= x^5-3 c. f(x)= x^4/7+27 d. f(x)= 1/x²