Maths practice for 12-year-olds - page 88 of 349
Number of problems found: 6974
- T-shirts 73074
Dušan has 8 T-shirts and three pairs of shorts in his closet. How many ways can he dress for school?
- A person
A person buys 10 kg of commodity A at a rate of 2 kg per dollar, 20 kg of commodity b at a rate of 5 kilograms per dollar, and 30 kg of commodity C at a rate of 10 kg per dollar. Find the average price of kg per dollar.
- Circumference 72984
Task 1 - The circumference of the square is 280 mm. What is its area? Task 2 - the perimeter of the rectangle is 44.6dm, and its width is 6.3dm. Calculate the area of this rectangle.
- Sphere - diameter
What is the diameter of a 1m³ sphere? Write in decimetres
- American stars
Some movie stars are very well paid. Actor Leonardo DiCaprio received a fee of 20 million US dollars for the main role in the film. In this film, which lasts 125 minutes, there is also a short scene in which DiCaprio takes 6 seconds to put on his boots. H
- The quantity
Find the quantity of six times 3 1/2 over 2.
- A capacity
Suppose the cylinder at the right holds a capacity of 2 205 cm³ and its base area of 105 cm². How high is the cylinder?
- Relay 2
Marco Racer's best time in the 100-yard relay is 15 1/4 seconds. How many seconds would it take him to run 450 yards at the same rate?
- A man 6
A man wants to get the best deal on gasoline. He travels out of his way to buy a gallon of gas for $2.14, but he has to travel farther for that gas, or he could travel a shorter distance for a gas price of $2.26. If he put 15.7 gallons of gas, what is the
- Potoatoes
A roadside vendor sold 6 kilograms of potatoes to a customer. The customer handed $50.00 to the vendor, who gave back $8.00 in change. What was the cost of one kilogram of potatoes?
- Party pizza
At a party, there were some pizzas of the same size. Amelia ate 1/3 of a pizza. Chris ate 1/3 of a pizza. Miguel ate 5/12 of a pizza. How many pizzas did the three children eat?
- You want
You want to buy additional land in the shape of a rectangle with a width of 2,500 cm and a length of 0.065 km. If the price is Php 150,000/hectare, how much peso do you need to pay?
- Han needs
Han needs 1 m of ribbon. He has 0.7 m of the length required. How much more ribbon does he need?
- Ethan 2
Ethan helps his grandpa trim the bushes in the gardens every week. There are two gardens in his house. The small square garden has a side of 11 m. Besides, it is a big square garden with a side that is four times as long as the small garden. A fence surro
- Garden rent
The town of Bellmere has purchased a square plot of land that is 0.2 km by 0.2 km to make a community garden. If the garden is divided into plots that average 50 ㎡, how many plots will be available to rent?
- Multiplication with fractions
Show the product using illustration. What is 2/4 of 23/8? show ¾ of 1 ½ 2 2/3 of 2 ½ ½ of 2 ½ 1 ½ of 2/3
- 5 times
Find an unknown number; if five times as large as 110 is 1/2 of what number?
- Casserole 72634
The casserole with a volume of V = 4.5 l has a depth of h = 10 cm. Calculate its inside diameter.
- Recommended 72614
There is information on the syrup bottle that it is recommended to dilute it in a ratio of 1:6. How much lemonade would we make if we bought a bottle of syrup with a volume of 0.5 l?
- Arithmetic 72544
The arithmetic mean of two numbers is 12. The first number is 5. What is the value of the second number?
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