Evaluate
ab 2− ac if a = 3 ,b = − 4, and c = − 5
63
Evaluate
3x 2 − 2x + 7 if x = −3.
40
Solve for x:
−7 x + 9 = −47
x = 8
Solve for t:
50 = − 3 t − 7
t = − 19
A newborn weighs 8 pounds 5 ounces. There are 453.59 grams per pound. What is the infant's weight in grams?
3770 grams
What temperature in Fahrenheit is 50° Celsius? (Enter numeric value only. If rounding is necessary, round to the nearest whole number.) _______________
122° F
A nurse works in a military hospital from 1300 to 2000. What time of day does this nurse work?
Early afternoon to bedtime
A nurse is reviewing the daily intake and output (I&O) of a patient consuming a clear diet. The urinary drainage bag denotes a total of 1,000 mL for the past 24 hours. The total intake is:
2 8-oz cups of coffee
1 16-oz serving of clear soup
1 pint of water consumed throughout the day
How much is the deficit in milliliters? (Enter numeric value only. If rounding is necessary, round to the nearest whole number.)
______________
440
A woman received a bottle of perfume as a present. The bottle contains ½ oz of perfume. How many milliliters is this? (Enter numeric value only. If rounding is necessary, round to the nearest whole number.)
______________
15
The metric system of measurement was developed in France during Napoleon's reign. It is based on what multiplication factor?
10
How many meters are in a kilometer? (Enter numeric value only.) ______________
1,000
How many grams are in a kilogram? (Enter numeric value only.) ______________
1,000
To convert pounds to kilograms, what factor is used?
2.2
A teacher's aide is preparing a snack for the class. In order to prepare the powdered drink, the aide must convert the directions from metric. The directions say, “Dilute contents of package in 2 liters of water.” The aide has a measuring device marked in ounces. How many ounces of water should be used? (Enter numeric value only. If rounding is required, round to the nearest tenth.) ______________
66.7
How many milliliters are in 1 liter?
1000
There are 2.54 cm in an inch. How many centimeters are in 1 foot? (Enter numeric value only. If rounding is necessary, round to the nearest whole number.) ______________
30.48
A seamstress is measuring a model for a new dress. The tape measure is marked in centimeters. The seamstress needs to convert that measurement into inches. If the model's waist measurement is 65.4 cm, what is the conversion in inches?
A. 25.74 inches
B. 166.12 inches
C. 32.50 inches
D. 17 inches
25.74
How many centimeters in a millimeter?
0.1
How many centimeters in a meter?
100
A news website allows subscribers to download news articles in different languages. The average number of downloads per day for some of the languages are as follows:
English: 5 articles, 150 downloads
French: 2 articles, 50 downloads
Chinese: 1 article, 75 downloads
Japanese: 3 articles, 25 downloads
How many articles are downloaded each day?
1000
A hospital day staff consists of 25 registered nurses, 75 unlicensed assistants, five phlebologists, six receptionists and office staff, and 45 physicians. One summer day the staff was at only 68% strength. How many people were working that day? (Enter numeric value only. If rounding is necessary, round to the nearest whole number.) ______________
106
A farmer raises chickens for eggs and meat. Any chicken that does not lay at least one egg a week is moved to the slaughterhouse. The farmer has 765 chickens that can lay one egg each day. Each day 80% of the chickens lay eggs. How many eggs does the farmer collect each day? (Enter numeric value only. If rounding is necessary, round to the nearest whole number.) ______________
612
Over the past week, 34 baby boys were born at the hospital. This was 54% of all babies born. How many girls were born over the past week? (Enter numeric value only. If rounding is necessary, round to the nearest whole number.) __________________
29
The doctor tells the patient to cut back on coffee. The patient usually has four 8-oz cups of coffee per day. If the doctor told him to cut back by 25%, how many ounces of coffee can the patient have each day? (Enter numeric value only. If rounding is necessary, round to the whole number.)
______________
24
Ratio and proportion: 0.8:10 ∷ x:100
x = 8
Add: 9.98 + 0.065 =
10.045
Add: 6 + 12.55 + 5.022 =
23.572
Add: 23.5 + 7.025 =
30.525
Subtract: 32.21 − 4.68 =
27.53
Subtract: 15.7 − 9.8 =
5.9
Subtract: 10.012 − 0.120 =
9.892
Multiply: (7.2)(0.34) =
2.448
Multiply: (99)(0.56) =
55.44
Multiply: (88)(7.08) =
623.04
Multiply: 375 × 2.3 =
862.5
How many ounces are in 2 quarts?
64 ounces
A shopper spends $75.64 at one store and $22.43 at the next store. The shopper started out with $100.00. How much money does the shopper have left?
$1.93
A worker is filling out his timesheet. He worked 8 hours on Monday, 7 hours and 30 minutes on Tuesday, 8¾ hours on Wednesday, 4 hours on Thursday, and 8¼ hours on Friday. If he earns $14.35 per hour, what will be his gross pay for this week? (Enter numeric value only. Round your answer to the nearest penny.)
______________
523.78
An accountant counts his money and finds that out of 35 bills, 20% are $1 bills, 43% are $5 bills, 6% are $10 bills, and 31% are $20 bills. How many $5 bills does the accountant have? (Enter numeric value only. If rounding is necessary, round to the nearest whole number.) _________________
15
What number in Arabic numerals is Roman numeral MCMXLIV? (Enter numeric value only.) ______________
1,944