Question
Which of the following is aim of food processing
a)Â Â Â Extending the period during which food remains wholesome (microbial and biochemical). b)Â Â Â Providing (supplementing) nutrients required for health c)Â Â Â Providing variety and convenience in diet. d)Â Â Â Adding value.Solution
All are correct
A boy can swim a certain distance downstream in 3 hours and return in 7 hours. If the rate of stream is 4 kmph then what is the speed of boy in still wa...
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...A boat takes 3 hours  to travel 54 km downstream  and 3 hours  to travel 42 km upstream . What is the speed of the boat in still water ?
