ek bus 7hours ke liye yatra krti h phela bhaag 30km /h or dusra bhaag 40km/h tye krti h duri yaad kijiye
Answers
Answered by
1
let total distance 2x
so first x in speed 30
so
30=x/3.5
x=105km
so total path 210km
so first x in speed 30
so
30=x/3.5
x=105km
so total path 210km
JPsorout:
bro phele question padh le complete
yee
its wrong i forget about second half
solve kr yaar
wo kardiyahe sahihe
Answered by
1
let 1st half distance=x=2nd half distance
t1= x/30
t2=x/40
t=t1 +t2 = x/30+x/40 = 4x+3x /120=7x/120
7=7x / 120
1x=120
x=120km
total distance=2x=240 km
t1= x/30
t2=x/40
t=t1 +t2 = x/30+x/40 = 4x+3x /120=7x/120
7=7x / 120
1x=120
x=120km
total distance=2x=240 km
i think i dis some mistake ,u can report the ans
this option is A 240km B 230 km C 250km D 260 km
lcm mistake now it's perfect!
its answr is 250
check agn , I think my answer is right
yaaa
plz 2 nd answer
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