document.write( "Question 45466: how do i find statistics on the following: Please show me your step by step work. thanks
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document.write( " Tom has a average of 92.5 for his 3 history tests. what does he need to make on the 4th test to get at average of 94%?\r
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document.write( "The Girl Scouts are selling flower arrangements with a choice of 4 different kinds of flowers, 3 kinds are greenery, and with or without baby's breath. How many different flower arrangements do they offer?\r
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document.write( "The Bible Quiz team master has 6 trophies won by quiz teams this year, but only enough space on the book shelf to display 3 at a time. How many different ways can he display the trophies if order is important? \n" );
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Algebra.Com's Answer #30205 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! Tom has a average of 92.5 for his 3 history tests. what does he need to make on the 4th test to get at average of 94%? \r \n" ); document.write( "\n" ); document.write( "Let his score on the 4th test be \"x\". \n" ); document.write( "If the average on the 1st 3 tests is 92.5 they add up to 3(92.5)=277.5\r \n" ); document.write( "\n" ); document.write( "Then the average of 4 tests is (277.5 + x) /4 = 4(94) \n" ); document.write( "277.5+x = 376 \n" ); document.write( "x=98.5 (Score Tome will need on the 4th test) \n" ); document.write( "---------------------------------------------------------------- \n" ); document.write( "The Girl Scouts are selling flower arrangements with a choice of 4 different kinds of flowers, 3 kinds are greenery, and with or without baby's breath. How many different flower arrangements do they offer? \n" ); document.write( "4*3*2=24 different flower arrangements. \n" ); document.write( "=================================================================== \n" ); document.write( " \n" ); document.write( "The Bible Quiz team master has 6 trophies won by quiz teams this year, but only enough space on the book shelf to display 3 at a time. How many different ways can he display the trophies if order is important?\r \n" ); document.write( "\n" ); document.write( "6*5*4= 120 different arrangements \n" ); document.write( "----------------------------------------------------- \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " \n" ); document.write( " |