#1
What is the formula for calculating unit price?
Total Cost / Quantity
ExplanationUnit price is calculated by dividing the total cost by the quantity of items.
#2
If Product A costs $25 for 5 units, and Product B costs $30 for 8 units, which product has a lower unit price?
Product A
ExplanationProduct A has a lower unit price because it costs less per unit compared to Product B.
#3
A box of cereal weighs 500 grams and costs $4.50. What is the unit price per 100 grams?
$0.90
ExplanationThe unit price per 100 grams is $0.90, calculated by dividing the total cost by the quantity of grams.
#4
If a printer can print 100 pages in 5 minutes, and another printer can print 150 pages in 7 minutes, what is the unit cost per page for each printer?
Printer 1: $0.25, Printer 2: $0.15
ExplanationPrinter 1 costs $0.25 per page, while Printer 2 costs $0.15 per page, making Printer 2 more cost-efficient.
#5
A smartphone with 64GB of storage costs $500, while a smartphone with 128GB of storage costs $700. What is the cost per gigabyte (GB) of storage for each smartphone?
$7.81 for 64GB, $5.47 for 128GB
ExplanationThe cost per gigabyte for the 64GB smartphone is $7.81, and for the 128GB smartphone is $5.47, calculated by dividing the cost by the storage capacity.
#6
A store offers two bulk packages of rice: Package X contains 5 kg for $15, and Package Y contains 8 kg for $24. What is the cost per kilogram for each package?
Package X: $2.50, Package Y: $3.00
ExplanationPackage X's cost per kilogram is $2.50, and Package Y's cost per kilogram is $3.00, calculated by dividing the total cost by the quantity of kilograms.
#7
If the unit price of Product X is $0.75 and the unit price of Product Y is $1.20, which product is more cost-efficient?
Product X
ExplanationProduct X is more cost-efficient as it offers a lower price per unit compared to Product Y.
#8
In a supermarket, Product M has a unit price of $2.50, and Product N has a unit price of $3.00. If you have a budget constraint, which product should you choose to maximize quantity with $10?
Product M
ExplanationProduct M should be chosen to maximize quantity as it offers a lower unit price within the budget constraint.
#9
If a car travels 300 miles on 15 gallons of gas, and another car travels 350 miles on 20 gallons of gas, what is the fuel efficiency (miles per gallon) of each car?
Car 1: 17.5 MPG, Car 2: 20 MPG
ExplanationCar 1's fuel efficiency is 17.5 MPG, and Car 2's fuel efficiency is 20 MPG, calculated by dividing the distance traveled by the amount of gas consumed.
#10
A restaurant offers a lunch special with a choice of a sandwich for $8 or a salad for $6. If the goal is to minimize the cost, which option should be chosen to get the lowest cost per calorie?
Salad
ExplanationThe salad should be chosen to minimize cost as it offers a lower cost per calorie compared to the sandwich.
#11
If a computer processes 500 tasks in 10 hours, and another computer processes 600 tasks in 12 hours, what is the unit cost per task for each computer?
Computer 1: $1.00, Computer 2: $1.50
ExplanationComputer 1's unit cost per task is $1.00, and Computer 2's unit cost per task is $1.50, calculated by dividing the total cost by the number of tasks.