MBA Exam

Yamini and Zora are standing 25 km apart. Zora starts moving
towards Yamini. After 40 minutes Yamini also starts moving towards Zora.
By the time Yamini covers 5 km, Zora has covered 15 km. They meet at a
point 7 km from the starting point of Yamini. What is the speed of
Yamini?I missed this question in one of the unproc and feel FMLed for that....

1) 7.5
2) 17.5
3) 6
4) 10.5

Read Solution (Total 1)

7.5 kmph

If y is speed of yamini in km/min
and z is speed of zora in km/min, then
z=1.5 y as during the time , Yamini covers additional 2 km, Zora covered 3 km.

so
40+ 7/y = 18/1.5 y
y= 7.5/60 km/min
= 7.5 km/hr
11 years agoHelpfull: Yes(0) No(0)

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The houses of row are numbered consecutively from 1 to 49. Show that there is a value of x such that the sum of the numbers of the houses preceding the house numbered x is equal to the sum of the numbers of the houses following it. Find the value of x ?

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