Numbers - math word problems - page 273 of 308
Number of problems found: 6143
- n-gon
Gabo draws an n-gon, in which angles are consecutive members of an arithmetic sequence. The smallest angle is 120° biggest 160°. How many sides have Gabo's n-gon? - Numbers
Determine the number of all positive integers less than 5965074 if each is divisible by 5, 29, 11. What is its sum? - Six numbers
The average of 6 numbers is 3.95. the average of two of them is 3.4, while the average of the other two is 3.85. What is the average of the remaining two numbers? - Average 20173
The average of the two numbers is 2.8. One number is 5. What is the second number? - Aquarium 7098
The zoo has an aquarium with a length of 2.5 m, a width of 1.5 m, and a depth of 2 m. The water reaches 3/4 of the height of the aquarium. Can we put a 2 m³ stone in the aquarium without the water spilling out of the aquarium? (1=Yes, 0=No) - The height 3
The height of a car is 46 1/4 inches. A toy model is 2 1/2 inches tall. How many times greater is the height of the car than the height of its model? - The distance
The distance between two towns on a given map is 3 ½ cm. If ½ cm represents 6 km, what is the distance between the two towns? - An airplane
An airplane flies 1440 km in 2 1/4 hours. What is its average speed in km per hour? - Tank
The tank bottom has dimensions of 1.5 m and 4 1/2 m. The tank is 379 hl of water. How high is the water surface? - Tiles
How many 20 cm and 30 cm tiles can build a square if we have a maximum of 100 tiles? - Unknown 63224
You will find an unknown number on the number line between 428 and the unknown number 290. - The average 5
The average of the two numbers is 9.5. One of the numbers is 11. What is the value of the other number? - Pool
The swimming pool is 10 m wide and 8 m long, and 153 cm deep. How many hectoliters of water are in it if the water is 30 cm below its upper edge? - Odd/even number
Pick any number. If that number is even, divide it by 2. If it's odd, multiply it by three and add one. Now, repeat the process with your new number. If you keep going, you'll eventually end up at one every time. Prove. - Master and apprentice
Master painted the roof in 3 hours and apprenticed for 4 hours. How many roofs do they paint an hour, and how many in three-quarters of an hour? - Open intervals
Open intervals A = (x-2; 2x-1) and B = (3x-4; 4) are given. Find the largest real number for which A ⊂ B applies. - The temperature 37
The temperature was –5°C last night. It is increased to 8°C in the afternoon. What was the change in temperature? - Delta t
The temperature decreased 14°F between 10 PM and 4 AM. The temperature at 4 AM was 67°F. What was the temperature at 10 PM? - On day
On the first day of the trip, they drove 1/4 of the total distance. On day two, they drove 1/2 of the total distance. What fraction of the total distance is left to travel? - Three numbers
How much do we increase the sum of three numbers when the first enlarges by 14, the second by 15, and the third by 16? Choose any three two-digit numbers and prove the results.
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