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Divyanaidu
54 kmph

Let the speed of train A be SA = 45 kmph and that of train B be SB Then, time taken by train A = TA = 4 hours 48 minutes = 4 + 48/60 = 24/5 Time taken by train B = TB = 3...Read More

430 views
Ary_N
2 hours. How can James take longer driving the hill even though he is driving 10 mph faster than going back up the hill? Also, the question should be changed to howlongdid he drive down the road,...Read More

285 views
Divyanaidu
108

Length of train = 54 X 14 X 5/18 = 210 metres Time taken by the man to cross the stationary train = 210 X 18/ 7 X 5 = 6 X...Read More

275 views
B.Isabellae
The metric system is used by almost every country in the world. There are only three countries that do not including the United States. The metric system uses a meters, liters and grams on a...Read More

266 views
Srinesan.
Distance = 5.5 km, displacement = 2.5 km

258 views
Islas
There are 1.609344 kilometers in a mile. It is because as agreed internationally in 1959, length of one foot is defined as 30.48 cm in metric system and there are 5280 feet in 1 mile, that makes...Read More

255 views
R. Barnes, Analyst
Further and farther are two words which might literally have the same meaning when you are talking about distance. When you look at the two words, the only difference you will first point out, is...Read More

228 views
A. Cook, English Professor
The words farthest and furthest are commonly misused in written sentences as they sound similar to some. To give you an explanation when you need to use these words, here are their differences....Read More

221 views
N. Kingsley, Writer