Question no 27 X. day
C. it in 12 days. How would •ke for m.•t
by 15 km/h, it would have take' 2
kvth of tir purrry.
LA tir due speed of the train be x km/h •ame y
length of Purrry AIM) (X 30) (y - 2) xy -
N. A bc»t take 2 lunars to go km down stream and it returrø 4
Qeed of ttr boat in Still water the stream
A sails a distarxe Of 44 km in 4 hours cdrTent takes 4
kmger cover the same distance against the current. hnd sped oi boat All
water and the speed of the current.