Help please

determine the length of p and Q
find the value of m​

5/6+7/8what is the answer sealsdbdbshd

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.

The quadratic function h(t)=-16.1t^2+150 choose the graph representation