Maths practice for 12-year-olds - page 114 of 360
Number of problems found: 7199
- Tourist 57513
The tourist map has a scale of 1:40 000. Find the actual length of the trip, which is marked on the map by a 7 cm long line.
- Chiesey
Cheesy drank ¾ of a 320ml bottle of water. Colley drank ⅔ as much water as Cheesy did. How many ml of water did Colley drink?
- Rani read
Rani read 3/8 of a book in a day. What fraction of the book will she read in 6 days?
- The temperature 17
The temperature was -5 Celsius at 6 AM. It increased by a speed of three degrees every hour for six hours. The temperature then increased 1 1/2° every hour for five hours. What was the temperature at 5 PM?
- One large
One large pizza is cut into 12 pieces. The pizza has sausage, mushrooms, and cheese on it. Michelle ate 1/6 of the pizza, Natalie ate 1/4 of the pizza, Bridgette ate 1/8 of the pizza, and Brenda ate 1/3 of the pizza. How much of the whole pizza is left, a
- The length 8
The length of a rectangular field is x + 4, and its width is x + 2. What is the area of the field? Answer in polynomials expressions.
- Marie-Pier
Marie-Pier, Frédéric, and Simon bump into each other in the street on a Tuesday while the three of them are running. Marie-Pier trains every three days, Frédéric every four days, and Simon every Tuesday. If they all keep up with their training pace, in ho
- Evaluate 19
Evaluate expression (-8-b)+6c if b=-5 and c=2
- Check divisibility
Check under each column to identify whether each number is divisible by 2, 5, 10, 3, 6, or 9. 54180; 1 624 2700 5605 568
- Sq and cube
Find the product of the square of (1/2) and the cube of (2/3)
- Decoration 57241
Mom bought 3 meters of fabric for decoration. She cut 1 1 / 2m and 5 / 4m. How much substance did she have left?
- Total width
Find the total width of 3 boards that are 1 ¾ inch wide, 7/8 inch, and 1 ½ inch wide.
- Bottles 5
Sections A 9 1/2, sections B 7 1/3, sections C 8 3/4. what is the average collection of bottles per section?
- One Saturday
One Saturday evening, 40 girls, 25 boys, 18 women, and 17 men are at a cinema. What fraction are girls?
- Two midpoints
Point A is on a number line halfway between -17 and 5. Point B is halfway between points A and 0. What integer does Point B represent?
- Determine 57151
The land has the shape of an obtuse triangle with sides of 40m, 30, and 60m. Determine the minimum mesh length for fencing and the land area in ares.
- Cube-shaped 57101
The cube-shaped box with a length of 20 dm is filled with sand. If 1 m³ of sand weighs 1.5 t, what is the weight of sand?
- Tractor
A car traveling at a speed of 70km/h is overtaken by a tractor traveling at 25km/h. The driver of the car needs a toilet and knows that it will take him 3 minutes. How many kilometers does the car have to cover, so the tractor does not overtake it?
- When Joe
When Joe went to work at 6 AM, the outside temperature was 3 degrees Celsius. The weather worsened during the day, and by 3 PM, the temperature had dropped 5 degrees. What was the temperature at 5 PM?
- Two stacks
Two stacks of books together are 7 5/8 inches tall. If one stack is 4 11/16 inches tall, how tall is another stack?
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