Math, asked by Anonymous, 1 year ago

A man covered a distance of 200 Km travelling with a uniform speed of x Km per hour. The distance could have been covered in 2 Hours less , had the speed been ( x + 5 ) Km per hour. Calculate the value of x. PLEASE SOLVE IT FAST !

Answers

Answered by abhi178
2
20 km/h is answer
200/x=t------(1)
200/(x+5)=t-2-------(2)
x=20km/h
where t is time

abhi178: we find qudratic equation i.e x^2+5x-500=0
Anonymous: First we have to take the L.C.M. of both the answers Right ?
abhi178: solve it and find x=20
abhi178: is this clear
Anonymous: yes.
abhi178: ya take common 200km and then LCM of 1/x-1/(x+5)
Anonymous: ok..
abhi178: I hope you fully understand
abhi178: please take brainliest
Anonymous: Yes. I understood. Thanx..
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