1.1
Add 3/2 + 1/6.
5/3
Convert 165 inches into yards.
4.58 yards
Element City has a population of 2.5 million elements with an area of 1200 square miles. Compute the population density of Element City.
2083 Elements/mi2
Write the following number in scientific notation: 0.0009201.
9.201 x 10-4
Suppose the current cost of gasoline is $3.25 per gallon. Find the current price index number, using the 1975 price of 52.5 cents as the reference value.
619
Subtract 6/7 - (-3/14).
15/14
Finish the lyrics: "I've got gadgets and gizmos a-plenty, I've got..."
Whozits and whatzits galore
90 is what percent of 210?
42.9%
Write the number in ordinary notation and write its name: 1.7 x 104
17000; 17 thousand
If it cost $9 to fill a gas tank in 1980, how much would it have cost to fill the same tank in 1970?
$2.66
Multiply -5/8 x -4/3.
5/6
Disney is building a new pathway around Cinderella's castle. It will be 6 feet wide, 150 feet long, and filled to a depth of 3 inches (.25 feet) with concrete. How many cubic yards of concrete are needed?
8.3 yd3
You want to leave an 18% tip of your meal that cost $35. How much money should your tip be?
$6.30
The diameter of a certain atom is about 0.53 nanometers. (Recall that nano- means "billionth".) Rewrite the number in scientific notation.
5.3 x 10-10
Finish the lyrics: "It means no worries for the rest of your days. It's..."
Finish the lyrics: "Let's get down to business, to defeat the huns. Did they..."
send me daughters, when I asked for sons?
You can buy shampoo in a 5-ounce bottle for $3.50 or in a 14-ounce bottle for $15.49. Choose the better deal and complete the sentence.
a. The 5-ounce bottle is the better deal because the cost per ounce is $________ per ounce while the 14-ounce bottle is $________ per ounce.
b. The 14-ounce bottle is the better deal because the cost per ounce is $________ per ounce while the 5-ounce bottle is $________ per ounce.
a. The 5-ounce bottle is the better deal because the cost per ounce is $ 0.70 per ounce while the 14-ounce bottle is $1.10 per ounce.
Between 2007 and 2020, the number of twin births in a certain country decreased by 18%, to approximately 115,900. About how many twin births were there in 2007?
141,341 people
Multiply the following giving your answer in scientific notation.
(2.5 x 10-4) x (5 x 10-5)
1.25 x 10-8
If you need $52,000 to maintain a certain standard of living in 2006, how much would have been needed to maintain the same standard of living in 2019? Assume that all prices have risen at the same rate as the CPI.
$65,954.37