50 km/h = 4 hours
60 km/h = x hours
50x = 60×4
50x = 240
x = 4.8 hours
Answer: 36 is the correct answer.
12.5% = .125
32 x .125 = 4
32 + 4 = 36
Step-by-step explanation: I hope this helped you out.
I am guessing Jack is 51 and Lacey is 17.
Answer: 200°C + 273.15 = 473.15K
300K − 273.15 = 26.85°C
I hope this helps bye
4. Supplementary angles together make a straight line (two right angles). So BOE is supplementary to BOC
Answer: ∠BOE
5. Distance and midpoint between (4,-2), (6,8)

midpoint

Answer: distance 2√26, midpoint (5, 3)
6.That's a rectangle oriented parallel to the axes, width parallel to the x axis of 7 - -3 = 10 and length along y of 1 - - 4 = 5, so an area of 10(5)=50
Answer: 50