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NAME _____________________________________________ DATE ____________________________ PERIOD _____________ Homework S1-1 – Rational Numbers Review TEKS 6.2d, 7.3a, & 8.2d 1. The amount of rainfall was measured after a recent storm. The north side of town received 1.78 inch of rain, and the south side received 2.15 inches of rain. How much more rain did the south side receive than the north? 2. Because he sees movies at his local theater so often, Delmar is being offered 1 a discount. He can have either 3 off his next ticket or 30% off his next ticket. Which discount should Delmar choose? Explain. 3 3. Willie runs the 110-meter hurdles in 175 seconds, and Anier runs it in Which runner is faster? 6 17 11 seconds. 4. Cassie and Robert successfully Harvested one-fourth of their 360 acre grape vineyard. How many acres are left to harvest? 5. My-Lien has enough room in her truck to move 3.385 tons of gravel. Her father has 5 asked her to move 316 tons. Will My-Lien 6. Kishi has a bolt that is 7. In a recent pizza-eating contest, Alfonso 3 3 ate 1 pizzas, Della ate 1 pizzas, and 8. For a recent algebra exam, Pat studied 8 11 1 hours, Toni studied 1 hours, and be able to move all of the gravel in only one trip? Explain. 8 4 10 Jack ate 19 pizzas. Which person won the contest? 5 8 inch wide, and she drilled a hole 0.6 inch wide. Is the hole large enough to fit the bolt? Explain. 15 Morgan studied 1 9 16 20 hours. List the students in order by who studied the most. Homework due Friday 9. Which of the following shows three equivalent numbers? A. 4 5 , 0.45, 45% 3 B. 30%, 100 , 0.003 7 C. 0.28, 25 , 28% 10. Moisha is studying animal behavior and has 5 laboratory rats that she studies. She weighs the laboratory rats every week and writes the weights down to be entered in a table. She recorded the following data: 55¾, 55.734, 65.15, 65⅛ and 55.07. Order Moisha’s data from lightest to heaviest. 8 D. 200% , 0.2, 4 11. Mrs. Pullen’s science class collected and weighed different soil samples. Sample A weighed 2.96 pounds, sample B weighed 3.8 pounds, and sample C weighed 4.417 pounds. What is the total weight of the samples rounded to the nearest tenth? 12. A rectangular garden has an area of 119.767 square meters. The width of the garden is about 11.65 meters. About how many meters long is the garden? 13. Internet access in the U.S. has increased dramatically in recent years. If 110 out of every 200 households has Internet access, approximately what percent of households has Internet access? 14. Florida makes up approximately 0.015 of the land mass of the United States. Write this decimal as a percent. 15. Maya needed to convert 7% to a decimal. She wrote 0.7 as the conversion. Is she correct? Explain.