Hermie goes Christmas ShoppingPro Problems > Math > Algebra > Equations > Systems of Equations > Word Problems > Many Variables
Hermie goes Christmas Shopping
Hermie the Elf wants to buy Christmas gifts for the students in his dentistry class. Unfortunately, he only has coins - pennies, nickels, dimes, and quarters. In all, he spends twice as many nickels as quarters, four more dimes than nickels, and the number of pennies was seven less than the total of his nickels, dimes and quarters.
In all, he spent $4.57. How many coins did he spend?
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Lauren, Martha, Jake and Judah all decide to buy Christmas gifts for each other.
Lauren spends $5 more than Martha. Martha spends twice as much as Jake, Jake spends $17 less than Judah, and Judah spends $15 less than Lauren and Martha combined.
How much money did they spend altogether?
When Thanksgiving arrives, my house is filled with family, gathering from around the country for Thanksgiving dinner. It's tough to keep track of all the people.
There are five times as many grandchildren as there are daughters-in-law.The number of grandchildren, plus the number of daughters is
For every son except one there is a daughter-in-law, and there are three more daughters than sons-in-law.
I have twice as many sons as daughters.
Aside from all these people, there is also me, my wife, and 34 great-grandchildren.
How many people are at the family gathering?