# Firework Problems for Math

Fireworks – The Problems July 7, 2008 On the 4th of July, Vanessa watched the local fireworks with her family from their front lawn. Once the fireworks began, Vanessa’s mom said, “Wow we are really lucky that our view isn’t blocked – the bottoms of MOST of the fireworks appear right at the top of that 50 foot oak tree. ” If Vanessa was 100 feet from the oak tree and 1500 feet away from the fireworks launch site, how many feet off the ground were the bottoms of MOST of the fireworks?

Disregard Vanessa’s height. [pic] James’ family always puts on a big fireworks display every 4th of July. This year James got to pick out a few that were used. He decided on two 6-packs of Roman Candles, one Morton’s Mortar Kit and one Emerald City. If sales tax was 5%, based on the prices below how much change did James get back when he gave the cashier \$45. 00? Express your answer in dollars and cents to the nearest cent. Roman Candles – \$6. 99/ 6-pack

Bottle Rockets – \$7. 99/ pack Sparklers – \$9. 99/ box Ground Flowers – \$9. 99 Morton’s Mortar Kit – \$9. 99/ kit EmeraldCity – \$14. 99/ each Rain of Fire – \$29. 99/ each New Yorker Salute Finale – \$79. 99/ each [pic] Magda had a 4th of July party at her house. Her favorite lemonade recipe calls for 1 cup of lemon juice for every 4. 5 cups of water. If Magda followed the recipe and made 33 cups of lemonade, how many cups of lemon juice did she use?

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