MAT 143 Unit 1 Review Solutions(1)

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Apr 3, 2024

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MAT 143 Test 1 Review Name_______________________ 1) You are traveling in Mexico and a road sign says that Nogales, Mexico is 50 km away. How far is this distance in miles? (Round to the nearest tenth) 2) You are making smoothies for a large charity event. You realize that your recipe is calling for 416 fluid ounces of milk. a. How many cups of milk will you need? b. The store that you go to only sells gallons of milk. How many gallons will you have to buy to make your recipe? ; So you will have to buy 4 gallons c. Will you have any milk left over after you make your smoothies and if so, how many cups? Yes, 4 – 3.25 = .75 gallons 3) A sling shot projects an object at a speed of 4 miles per hour. Find the speed in feet per second. (Round to the nearest hundredth.) 4) A field is 120 yards long and 80 yards wide. Find its area in square feet .
5) You want to put a sand box in your back yard that is 10 ft long and 6 ft wide and you want your soil to be 0.5 ft deep. The store sells the soil by the cubic yard. How much soil will you need? (Round to the nearest hundredth.) 6) Use a chain of conversions, with familiar measures of time, to convert 40 weeks into seconds. 7) A 12oz can of root beer holds 335 ml in the bottle. How many liters of root beer are in the can? Convert 335ml to liters by moving the decimal 3 places to the left The answer is .335L 8) The normal body temperature of a dog is considered to be 38.2 C. What is this temperature in Fahrenheit? What is this temperature in Kelvin?
9) Some California residents have been known to drive across the border just to fill up with less expensive gas. a. If the current price of gas in Mexico is 12.59 pesos per liter, what is the price of gas in US dollars per gallon. b. The current price of gasoline in California is $4.19 (US dollars per gallon). How much will you save if you purchase 15 gallons of gas in Mexico as opposed to purchasing 15 gallons of gas in California? 10)A doctor orders a single dosage of 0.5 mg of Digoxin to be given to a patient. a. How many micrograms is this? .5mg to micrograms so we will move the decimal 3 places to the right The answer is 500 micrograms b. If Digoxin is only available in 250 microgram tablets, how many tablets should the patient receive? 11)Onslow County has a population of 183,263 people. The unemployment rate in Onslow County is 6%. Find the number of unemployed people in Onslow County (Round to the nearest whole number).
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