Pls answer my question its very urgentquestion - 6,7,8
Answer»
Questions 6: speed of TRAIN is 80×4/5 /hrs Give that time is 4×3/4 hrs. Distance = speed ×time. =( 80×4/5 )* (4×3/4) =1919/5 KM 383×4/5 km. Questions 8: LETNUMBER is =x 1/3 of x is =x/3 2/7 of x is = 2x/7 Now given that 1/3 of a number exceed it 2/7 by 1 . Then (x/3) -1 = (2x/7) X/3 = (2x/7) + 1 7x= 6x +21 x = 21 So number is 21.