(Answered) PAX MATH 1 Exam (NLN) Complete solution guide_ with explanations 2022.

(Answered) PAX MATH 1 Exam (NLN) Complete solution guide_ with explanations 2022. Document Content and Description Below (Answered) PAX MATH 1 Exam (NLN) Complete solution guide_ with explanations 2022. Which of these fractions equals 40%? A.) 1/4 B.) 2/5 C.) 4/5 D.) 5/2 >>>answer: 2/5 Explanation: Check all the fractions A-D 2/5 = 0.4 Solve: 8 [7 - 3(12 - 2) / 5] A.) 0 B.) 8 C.) 16 D.) 64 >>>answer: 8 Of 60 patients treated with a certain medication, 24 showed no improvement. What percent of patients improved? A.) 60% B.) 40% C.) 36% D.) 24% >>>answer: 60% How much simple interest will be paid on a $500 loan for 1 year if the annual interest rate is 6%? A.) $3,000.00 B.) $530.00 C.) $120.00 D.) $30.00 >>>answer: $30.00 If x = 4, x³ A.) 12 B.) 16 C.) 64 D.) 256 >>>answer: 64The dosage of a certain medication is determined by a patients body weight. This medication's dosage is 2.5 mg per kilogram of body weight. What would be the dose for a patient who weighs 72 pounds? (1 lb = 0.453 kg) Doses are rounded to the nearest 25 mg.) A.) 75 mg B.) 100 mg C.) 375 mg D.) 400 mg >>>answer: 75 mg What is the area of a rectangle that is 4 feet wide and 9 feet long? A.) 18 square feet. B.) 26 square feet. C.) 36 square feet. D.) 72 square feet. >>>answer: 36 square feet. If 30% of x = 60, then x = A.) 200 B.) 280 C.) 50 D.) 18 >>>answer: 200 One kilometer (km) equals 0.6 miles. How many miles equal 2.75 km? A.) 1.65 miles. B.) 2.15 miles. C.) 3.35 miles. D.) 4.58 miles. >>>answer: 1.65 miles Explanation: If a hospital equipment salesperson receives a 12% commission, how much commission is paid when $16,000 worth of equipment is sold? A.) $1,333.33 B.) $1,920.00 C.) $14,080.00 D.) $17,920.00 >>>answer: $1,920.00 The difference between the boiling point and the melting point of a specific substance is 80 degrees Celsius (80 C). If the boiling point is 56 C, what is the melting point? A.) 24 C B.) -24 CC.) 36 C D.) -36 C >>>answer: -24 C If 1 kilogram (kg) equals 2.2 pounds (lbs), how many kg are there in 130 lbs? (To the nearest tenth of a kg.) A.) 286 kg B.) 62.3 kg C.) 59.1 kg D.) 58.7 kg >>>answer: 59.1 kg How many milligrams (mg) are in 50 grams (g)? (0.5 g = 500 mg) A.) 0.05 mg B.) 5,000 mg C.) 10,000 mg D.) 50,000 mg >>>answer: 50,000 mg Mr. Clark owns 150 shares of stock in the Acme Company and receives $180 per year in dividends. How much does Mrs. Grey receive for an annual dividend if she owns 400 shares in the same company? A.) $250.00 B.) $360.00 C.) $480.00 D.) $500.00 >>>answer: $480.00 If a = 3 and b = 6, what is the value of b to the a power? A.) 36 B.) 18 C.) 144 D.) 216 >>>answer: 216 The diameter of the lower power field of a certain microscope is 1.6 millimeters. The diameter of a cell that is half the diameter of the field is? A.) 1,600 microns. B.) 1,000 microns C.) 800 microns. D.) 500 microns. >>>answer: 800 microns. 2/5 + 3/10 = A.) 1/3 B.) 1/2C.) 7/10 D.) 1 1/5 >>>answer: 7/10 The concentration of allergens in an experimental sample of air is one pat per billion. Which of these mathematical notations represents this concentration? A.) 1.0 x 10 ^-11 B.) 1.0 x 10 ^-9 C.) 1.0 x10 ^-7 D.) 1.0 x10 >>>answer: 1.0 x 10 ^-9 If one quart = 0.9 liters, how many quarts are there in 18 liters? A.) 0.5 quarts B.) 16.2 quarts C.) 20 quarts D.) 23.6 quarts >>>answer: 20 quarts An insecticide label specifies a dilution ration of 1 1/2 teaspoons of insecticide per gallon of water. How much insecticide should be added to a one-half gallon water? A.) 1/8 teaspoon. B.) 1/2 teaspoon. C.) 3/4 teaspoon. D.) 3 teaspoons. >>>answer: 3/4 teaspoon A uniform top costs $15.75. If a student gives the clerk $50.00 for three tops, how much change will the student receive? A.) $47.25 B.) $34.25 C.) $14.85 D.) $2.75 >>>answer: $2.75 0.124 x 0.06 = A.) 0.00744 B.) 0.0744 C.) 0.744 D.) 7.44 >>>answer: 0.00744 A 4-kilogram object revolves in a circle at constant speed and the centripetal force is 200 newtons (N). If the mass of the object is doubled while its speed and radius remain unchanged, the centripetal force on the object will now be? A.) 50 NB.) 100 N C.) 400N D.) 800N >>>answer: 400 N .03% of 1,500 is? A.) 500 B.) 45 C.) 0.45 D.) 0.15 >>>answer: 0.45 Factor 6x^2 + x -12 in two binomial terms. A.) (2x - 4)(3x + 3) B.) x(6x + 1) - 12 C.) (3x + 4)(2x - 3) D.) (2x + 3)(3x -4) >>>answer: (2x + 3)(3x - 4) 17 out of 25 children in a pediatrics ward are under 1 year old. Express this fraction as a percentage. A.) 0.17% B.) 0.68% C.) 17.25% D.) 68% >>>answer: 68% A nursing home allows its residents to be admitted with their pets. Last month, 8 of the 25 residents had their pets with them. What percentage of the residents is this? A.) 30% B.) 32% C.) 35% D.) 40% >>>answer: 32% A clerk receives a salary of $1,750.00 per month. Last year, the clerk worked overtime for the last 3 months, earning $425.00 per extra month. What was the clerk's total salary for the 12-month year? A.) $26,100.00 B.) $22,275.00 C.) $21,000.00 D.) $17,025.00 >>>answer: $22,275.00 A head nurse borrowed 35 syringes from the intensive care unit (ICU). If this was 20% of the ICU's total supply, how many syringes did the ICU have in total?A.) 70 B.) 135 C.) 175 D.) 700 >>>answer: 175 A teacher's aid was given 5 1/2 pounds of molding clay and asked to separate it into equal amounts for 3 classrooms. How many pounds of clay each classroom receive? A.) 1 3/8 B.) 1 1/2 C.) 1 3/4 D.) 1 5/6 >>>answer: 1 5/6 Express .037 as a percent. A.) 0.04% B.) 0.37% C.) 3.70% D.) 37% >>>answer: 3.70% A person weighed 170 lbs at the beginning of the new year and weighed 158 lbs a few weeks later. How many kilograms did the person lose? (1 kg = 2.2 lbs) A.) 0.18 kg B.) 5.45 kg C.) 26.4 kg D.) 54.5 kg >>>answer: 5.45 kg A coach found that 2/5 of the baseball team reported for spring training in good physical condition. What is the decimal representation for that number? A.) 0.125 B.) 0.2 C.) 0.35 D.) 0.4 >>>answer: 0.4 A packet of ground beef weighs 2.36 pounds and costs $1.99 per pound. What is the price of beef to the nearest cent? A.) $3.86 B.) $3.94 C.) $4.69 D.) $4.70 >>>answer: $4.70A student received a 75, 60, 80, and 88 on four tests. If all the tests are weighed equally, what is the student's average on the tests? (Round to the nearest whole number.) A.) 70 B.) 76 C.) 80 D.) 82 >>>Mean: 60 + 75 + 80 + 88 = 303 303/4 = 75.75 (round) answer: 76 If 2 1/3 liters of sterile water are poured out of a full 5 1/2 liter container, how many liters are left in the container? A.) 2 1/6 B.) 3 C.) 3 1/6 D.) 3 5/6 >>>answer: 3 1/6 On a final exam, a student received 96 problems correct out of the 120 total problems. What percentage of the problems did she get INCORRECT? A.) 10% B.) 20% C.) 40% D.) 80% >>>answer: 20% A car requires 4 quarts of oil, but only liters are available. When the engine is filled to capacity with oil, how much, in liters, will be left? (1 gt = 0.946 L) A.) 3.784 B.) 0.946 C.) 0.216 D.) 0.054 >>>answer: 0.216 The perimeter of a rectangle is 240 inches. If the length is twice the width, what are the dimensions of the rectangle? A.) 60 inches x 120 inches. B.) 30 inches x 80 inches. C.) 30 inches x 60 inches. D.) 40 inches x 80 inches. >>>answer: 40 inches x 80 inches 40 + 80 = 240On a charity walk, Maggie can earn $5.00 for each kilometer she walks. If a mile approximately 1.3 kilometers, how much did she earn if she walked 3.5 miles? A.) $6.50 B.) $14.55 C.) $17.50 D.) $22.75 >>>answer: $22.75 A patient's room is 10 feet (ft) wide and 15 ft long. If all rooms are built to the same proportion, what is the length of a room that is 18 ft wide? A.) 12 ft B.) 23 ft C.) 27 ft D.) 30 ft >>>answer: 27 ft What percent of 125 is 375? A.) 33.33% B.) 250% C.) 300% D.) 468.75% >>>answer: 300% A commercial popcorn machine make 12 pounds of popcorn, which can fill ________ 4- ounce bags. A.) 24 B.) 36 C.) 40 D.) 48 >>>answer: 48 Carol run 2.6 miles each weekday morning before going to work to prepare for a marathon race. If the race is approximately 26 mils, what percent of the distance does Carol run each week? A.) 10% B.) 20% C.) 40% D.) 50% >>>answer: 50% In Europe, a road sign indicates that the next town is 85 kilometers away. How far is this in miles? (1 km = 0.62 mi) A.) 137.1 B.) 112.4C.) 96.71 D.) 52.7 >>>answer: 52.7 127.670 - 39.68 = A.) 167.35 B.) 88.99 C.) 87.99 D.) 86.01 >>>answer: 87.99 If a hospital equipment salesman receives a 12% commission, how much commission is paid when $16,000 worth of equipment is sold? A.) $1,333.33 B.) $1,920.00 C.) $14,080.00 D.) $17,920.00 >>>answer: $1,920.00 A gear wheel with 9 teeth plays into a gear wheel with 27 teeth. When the smaller wheel has made 42 revolutions, how many revolutions has the larger wheel made? A.) 14 B.) 16 C.) 120 D.) 126 >>>answer: 14 2652 / 13 = A.) 24 B.) 204 C.) 240 D.) 2040 >>>ans