Mathematics, 27.09.2019 03:00 cupkakekawaii45
1) helen is 8 years older than jane. twenty years ago helen was three times as old as jane. how old is each now and what is the equation?
2) a bank teller has some five-dollar bills and some twenty-dollar bills. the teller has 4 more of the twenties. the total value of the money is $305.00. find the number of twenty-dollar bills. what is the equation?
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Olga bought a new skirt that cost $20. sales tax is 5%. how much did olga pay, including sales tax? 7.
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1) helen is 8 years older than jane. twenty years ago helen was three times as old as jane. how old...
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