Latest word problems

Number of problems found: 90

Spherical sector - parameters
Find the volume and surface area of spherical sector whose base has an altitude of 8cm. Drawn on a sphere whose diameter is 36 cm.
Recipical fraction
5/9 divided by 8/5 recipical
Insert two > GP
If 4, 36, 324 are in the geometric progression (GP) insert two more numbers in this progression so that it again forms a GP.
According 10
According to the Board of Math Examiners, approximately 62% of people taking the Math Exam passed the exam. If 18 people who have taken the Math Exam are randomly selected, what is the probability that at least 76% have passed? Round your answer to 4 deci
The perimeter 13
The perimeter of a rectangle is 22cm. What are its dimensions if it has a maximum area?
Below zero
The temperature on Saturday was 14.5 degrees below zero. The temperature then decreased by 2 degrees. What would the temperature be after it decreased?
Local fair
Diana and 2 friends are visiting the local fair. Each person buys a hamburger for $6.60 and a drink for $3. They have a coupon for $1 off each hamburger. Write an expression to represent the total cost.
Circular track 3
Henry and Margo both began traveling around a circular track. Henry is riding his bike, and Margo is walking. It takes Henry 7 minutes to make it all the way around, and Margo takes 12 minutes. How many minutes will pass until they meet at the starting li
Hiking trails
There are 12 thousands kilometers of hiking trails in a national park. Each trail is rated for difficulty: 3/8 of the trails are rated easy, 1/6 are rated moderate, 1/4 are rated hard, and 5/24 are rated difficult. What fraction of the trails are rated ea
Stefan
Stefan sells Jin a bicycle for $147 and a helmet for $18. The total cost for Jin is 150% of what Stefan spent originally to buy the bike and helmet. How much did Stefan spend originally? How much money did he make by selling the bicycle and helmet to Jin?
Reading huge book
Joy is reading a 352 page novel for her summer reading project. On Monday, she reads 3/8 of the novel. On Tuesday she reads 28 pages. And on Wednesday, she reads 1/4 of novel how many more pages does Joy have until she finishes the novel?
Nely and chocolate
Three friends share a chocolate bar. Polly ate 2/5 of the chocolate bar, Kim ate 3/7 of the chocolate bar and Nely ate the rest. What fraction of chocolate bar ate Nely?
Bags of sugar
After I had used 1/5 of a bag of sugar and then used 1/4 of what was left, I had 60 g of sugar remaining. How much did I start with?
Enlarged photo
A photograph has been enlarged by a scale factor of 1.75. If the enlarged photo has an area of 675cm squared, what is the area of the original photo?
Pizza - slices
Owen and Scott each ordered a pizza for lunch. Owen ate 9/16 of his pizza and Scott ate 3/4 of his pizza. How much more pizza did Scott eat than Owen?
Cookies - flour
A recipe for cookies calls for 3 cups of flour to make 24 cookies. If you want to make 40 cookies using the same recipe, how many cups of flour will you need?
Cupcakes 5
Tristan wants to buy 12 cupcakes. Each cupcake costs $2.40. What is the best estimate for how much money Tristan should bring with him to pay for the cupcakes?
Strawberries 17
Emily picked 2/5 of a pound of strawberries. That afternoon, Emily's sister ate 2/3 of the strawberries. How many pounds of strawberries did Emily's sister eat?
Sauce in the bowl
I cook 8 cups of pasta. Then I divided the pasta equally between 5 bowls. I then pour 1 1/4 of sauce into each bowl. How many of pasta and sauce are in each bowl?
Combined work
Latoya works mowing lawns and babysitting. She earns $8.60 an hour for mowing and $7.60 an hour for babysitting. How much will she earn for 6 hours of mowing and 1 of babysitting.

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