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 point 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