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In a mixture, R is 2 parts, S is 1 part. In aoder to make S to 25% of the mixture, howmuch R is to be added?
Read Solution (Total 1)
50%
r:s=2:1
x:25=50
13 years ago
Helpfull: Yes(6) No(1)
TCS Other Question
A police car starts chasing a fugitive in a BMW 3 hours after the BMW escapes from the scene of crime at 10AM.The BMW drives for 10Km through the crowded roads of Shanghai and then drives into a highway,where the traffic allows vehicles to move twice as fast.After a while,the police car finally catches up with BMW after a chase that lasted 4 hours.By this time the moon was up in the sky for 4 hours.If the average speed of the police car is 83 kmph,then the average speed of the BMW is .....kmph
a)35.57
b)47.43
c)48.43
d)11.86
3)If log 0.317=??? and log 0.318=???. Then find the value of log 0.319.