Item (2) 60 *1/3-60 *1/4 = 20-15 = 5 (ten thousand tons)
Question 2: 2/3-3/2 * 3/4 = 2/3-1/2 =1/6 (m)
Question (2) 3/2-3/4 * 2/3 = 2/3-1/2 =1/6 (m)
Question (3) 2/3*(4/4+3/4)=2/3*7/4=7/6 (meters)
Page 65 No.65438 +0 Question 600 * (1212-12) = 600 *112 = 550 (kW
Question (2) 550 * (11+111) = 550 *12/1650.
2 questions 30*3/5= 18 tons 30- 18= 12 tons
3 questions 50*(5/5+ 1/5)=60 trees
Question 4: 20 * 2/5 = 8m8 * 2/5 =16/5m.