If an atom has atomic number 10 and mass number 23, then what will be the number of protons and neutrons in an atom respectively?
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The selling price of an item inclusive of a 10% profit was Rs.440. What would be the percentage loss if the item was sold for Rs. 370?
B is thrice as efficient as A and C is 0.75 times as efficient as A. What is the ratio of number of days taken by A, B and C when they work individually?
If WASP STINGS HARD is coded as @%Z, HARD TO DEAL is coded as Z65 and HEAL LONG TIME is coded as 896, what is the code for HARD?
Scanning means that the reader
A trough in the business cycle occurs when
Which geographical division of India is the oldest?
Revolving Door was invented by ________.