74 NLN PAX EXAM PREP: MATH Questions and Answers. Graded A+

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74 NLN PAX EXAM PREP: MATH Questions and Answers One kilometer (km) equals 0.6 miles. How many miles equal 2.75 km? 1.65mi 2.15 mi 3.35mi 4.58mi >>>>1.65mi The difference between the boiling po... int and melting point of a specific substance is 80 degrees Celsius (80°C). If the boiling point is 56°C, what is the melting point? 24°C -24°C 26°C -36°C >>>>-24°C Of 60 patients treated with a certain medication, 24 showed no improvement. What percent of patients improved? 60% 40% 36% 24% >>>>60% If 1 kilogram (kg) equals 2.2 pounds (lbs), how many kg are there in 130 lbs? (To the nearest tenth of a kg.) 286 kg 62.3 kg 59.1 kg 58.7 kg >>>>59.1 kg If 30% of x = 60, then x = 200 280 50 18 >>>>200 The dosage of a certain medication is determined by a patient's body weight. The medication's dosage is 2.5 mg per kilogram of body weight. What would be the dose fora patient who weighs 72 pounds? (1 lb =0.453 kg) (Doses are rounded to the nearest 25 mg) 75 mg 100 mg 375 mg 400 mg >>>>75 mg How much simple interest will be paid on a $500 loan for 1 year if the annual interest rate is 6%? $3,000.00 $530.00 $120.00 $30.00 >>>>$30.00 If a hospital equipment salesperson receives 12% commission, how much commission is paid when $16,000 worth of equipment is sold? $1,333.33 $1,920.00 $14,080.00 $17,920.00 >>>>$1,920.00 On a map, 1/4 inch represents 125 miles (mi). How many miles does 5 inches represent? 100 mi 5,000 mi 1,000 mi 2,500 mi >>>>2,500 mi Solve: 8[7 - 3(12 - 2) / 5] 0 8 16 64 >>>>8 What is the area of a rectangle that is 4 feet wide and 9 feet long? 18 square feet 26 square feet 36 square feet 72 square feet >>>>36 square feetMr. 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 owes 400 shares in the same company? $250.00 $360.00 $480.00 $500.00 >>>>$480.00 If x = 4, x³ = 12 16 64 256 >>>>64 How many milligrams (mg) are in 50 grams (g)? (0.5 g = 500 mg) 0.05 mg 5,000 mg 10,000 mg 50,000 mg >>>>50,000 mg Which of these fractions equals 40%? 1/4 2/5 4/5 5/2 >>>>2/5 A baby fell asleep at 7:55 PM and slept for 6 3/4 hours. When did the baby wake up? 2:10 AM 2:30 AM 2:40 AM 3:10 AM >>>>2:40 AM .03% of 1,500 is 500 45 0.45 0.15 >>>>0.45 If X and Y are odd, which expression must be odd?X + Y X - Y X - Y + 2 X - Y + 1 >>>>X - Y + 1 A coach found that 2/5 of the baseball team reported for spring training in good physical condition. What is the decimal representation of that number? 0.125 0.2 0.35 0.4 >>>>0.4 If 24% of the 50 students who enrolled in a chemistry course dropped out, how many remained? 12 27 28 76 >>>>28 A commercial popcorn machine makes 12 pounds of popcorn, which can fill __ 4-ounce bags. 24 36 40 48 >>>>48 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? $3.86 $3.94 $4.69 $4.70 >>>>$4.70 2652 / 13 24 204 240 2040 >>>>204 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?2 1/6 3 3 1/6 3 5/6 >>>>3 1/6 Express .037 as a percent. 0.04% 0.37% 3.70% 37% >>>>3.70% The perimeter of a rectangle is 240 inches. If the length is twice the width, what are the dimensions of the rectangle? 60 inches x 120 inches 30 inches x 80 inches 30 inches x 60 inches 40 inches x 80 inches >>>>40 inches x 80 inches The concentration of allergens in an experimental sample of air is one part per billion. Which of these mathematical notions represents this concentration? 1.0 x 10-11 1.0 x 10-9 1.0 x 10-7 1.0 x 10 >>>>1.0 x 10-9 From an 8-ounce (oz) bottle of medicine, how many doses can be obtained if each does is two teaspoons (tsp)? (1 Tablespoon = 3 tsp = 0.5 oz) 16 24 36 48 >>>>24 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? $26,100.00 $22,275.00 $21,00.00 $17,025.00 >>>>$22,275.00A depositor begins the year with $9,000 in a savings account. The simple annual interest rate is 6%. If no withdrawals or additional deposits are made, how much money will be in the account after one year (12 months) has passed? $8,460.00 $9,006.00 $9,540.00 $14,400.00 >>>>$9,540.00 The diameter of the low power field of a certain microscope is 1.6 millimeters. The diameter of a cell that is half the diameter of the field is 1,600 microns 1,000 microns 800 microns 500 microns >>>>800 microns [Show More]

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