Q14 || Ex-1D || D3 || Rui Feng and Jun Wei represented their class in a 10km race. скачать в хорошем качестве

Q14 || Ex-1D || D3 || Rui Feng and Jun Wei represented their class in a 10km race.

Rui Feng and Jun Wei represented their class in a 10 km race. they started running at the same speed of X km/h. After 2 kilometre Rui Feng increase his speed by 1 km/h and ran the remaining distance at a constant speed of X + 1 km/h. Jun Wei maintained his speed of X km/h throughout the race. i) write down an expression in terms of x for the time taken by Rui Feng to complete the race ii) given that Rui Feng completed the race 40 minutes earlier than Jun Wei, formulate an equation in X iii) solve the equation iv) hence find the time taken by Rui Feng to complete the race giving your answer in hours and minutes. hello guys! Hope you guys are enjoying my videos and I hope I'm helping you in this way of teaching. you can find same exercises questions in playlist on my channel. #MathsQuerryJaved subscribe for more videos, you may contact for any kind of help! stay tuned and stay blessed.