document.write( "Question 732019: 1. If ram is 10 years younger the his brother shyam and after 7 years ram's age will be half of shaym's age. find actual age of ram and shyam.\r
\n" );
document.write( "\n" );
document.write( "2. mat and prateek started a business with initial contribution of 1000 and 12500
\n" );
document.write( "respectively, after a year profit earned is is Rs.100/-. what is the profit of mat and prateek.\r
\n" );
document.write( "\n" );
document.write( "3. If worker finishes a wall construction in 10 days and 2nd worker in 7 days, how many days it will take to finish if both of them work together. \n" );
document.write( "
Algebra.Com's Answer #447565 by mananth(16946)![]() ![]() You can put this solution on YOUR website! 1. If ram is 10 years younger the his brother shyam and after 7 years ram's age will be half of shaym's age. find actual age of ram and shyam.\r \n" ); document.write( "\n" ); document.write( "shyam age =x \n" ); document.write( "Ram = x-10\r \n" ); document.write( "\n" ); document.write( "After 7 years \n" ); document.write( "Ram age = x-10+7 = x-3 \n" ); document.write( "shyam age = x+7\r \n" ); document.write( "\n" ); document.write( "1/2(x+7)= (x-3)\r \n" ); document.write( "\n" ); document.write( "x+7 = 2(x-3) \n" ); document.write( "x+7=2x-6 \n" ); document.write( "x=13 \n" ); document.write( " you find out Ram's age\r \n" ); document.write( "\n" ); document.write( "2. mat and prateek started a business with initial contribution of 1000 and 1250 \n" ); document.write( "respectively, after a year profit earned is is Rs.100/-. what is the profit of mat and prateek.\r \n" ); document.write( "\n" ); document.write( "The ratio of their investment = 1000/1250 = 4/5\r \n" ); document.write( "\n" ); document.write( "so profit is shared in that ratio\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "3. If worker finishes a wall construction in 10 days and 2nd worker in 7 days, how many days it will take to finish if both of them work together.\r \n" ); document.write( "\n" ); document.write( "they will do 1/10 + 1/7 = 17/70 of the job in 1 day\r \n" ); document.write( "\n" ); document.write( "so they will take 70 /17 days together. \n" ); document.write( " |