(Use CAP 698 figure 4.7)
Find the brake energy limited take-off mass for the following take-off conditions:

Pressure altitude: 4000 ft
Temperature: 25 degrees Celsius
Take-off flap: 5
A/C: Auto
PMC: Off
Reported wind component: 15kts head
Runway slope: 1.5 percent downhill
Take-off mass: 65000 kg