In 16 minutes, the minute hand gains over the hour hand by -
In one hour, the minute hand gains 330° over the hour hand. i.e., 60 minute, the minute hand gains 330° over the hour hand.
∴ In 16 minutes, the minute hand gain over the hour hand by
'A' sold an article to 'B' at a profit of 20%. 'B' sold the same article to 'C' at a loss of 25% and 'C' sold the same article to 'D' at a profit of 40%. If 'D' paid Rs 252 for the article, then find how much did 'A' pay for it?
Let the article costs 'X' to ACost price of B = 1.2XCost price of C = 0.75(1.2X) = 0.9XCost price of D = 1.4(0.9X) = 1.26X = 252Amount paid by A for the article = Rs. 200.
Storage and memory differ with respect to which of the following characteristics?
The simple interest on a sum of money will be Rs.600 after 10 years. If the principal is trebled after 5 years what will be the total interest at the end of the tenth year ?
P --- 10 ---- 600
P --- 5 ----- 3003P --- 5 ----- 900 ------ => 1200
The famous book Kankal is authored by ?
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