May someone please help me with my AP calculus practice problem? i do not understand how to use a trapezoidal sum with six sub intervals in this context.

17. The Wing Bowl is an annual eating contest founded by the W (1 ) 12 (30, 13) Morning Show on Philadelphia's WIP Radio as a celebration of (25, 12.5) gluttony. The event, which attracts thousands of spectators, is a (20, 11) contest to see who can eat the most chicken wings in 30 minutes. (15, 8,5) Wings per minute The rate of wing consumption, in wings per minute, recorded (10, 6.5) during a past Wing Bowl of the champion El Wingador, is given 10, 4) (5, 5) by a twice-differentiable and strictly increasing function W of time t. The graph of W for the time interval 0