The most viewed math problems
Number of problems found: 7334
The gross wage was 1323 USD including 25% bonus. How many USD were bonuses?
A man bought a pig for € 60 then sold it for € 75. Then again bought for € 90 and sold it for € 100. How many € earned?
I have 19 balls and my friend has 27. About how many has my friend more balls?
How many ways can 6 people sit on 6 numbered chairs (e. g. , seat reservation on the train)?
What is the probability that a random word composed of chars E, Y, G, E, R, O, M, T will be the GEOMETRY?
- Ton's teeth
Calculate at what age homeless Anton will toothless. At age 29 has 26 teeth and each year next one tooth broke.
- School trip
School trip cost 247.2 Eur for one class (24 students). How much would cost a trip for two classes? (both classes together have 53 students)
Julka has 3 cents more than Hugo. Together they have 27 cents. How many cents has Julka and how many Hugo?
How many ways can 9 guests sit down on 10 seats standing in a row?
If water flows into the pool by two inlets, fill the whole for 19 hours. The first inlet filled pool 5 hour longer than the second. How long pool take to fill with two inlets separately?
Cherries in the bowl can be divided equally among 19 or 13 or 28 children. How many are the minimum cherries in the bowl?
38 weeks is equal to how many days?
- Proof PT
Can you easily prove Pythagoras theorem using Euclidean theorems? If so, do it.
In the human body, the blood is about 7.3% body weight. How many kilograms of blood are in the human body with weight 109 kg?
The monkey fell in 40 meters deep well. Every day it climbs 3 meters, at night it dropped back by 2 m. On what day it gets out from the well?
- Is right?
Is a triangle with sides 51, 56, and 77 right triangle?
- Vinegar 2
How many percentages of vinegar solution will we get if we mix 3.5 liters of 5.8% and 5 liters of 7.6% vinegar?
Compare fractions (34)/(3) and (12)/(4). Which fraction of the lower?
Ladies sweater was twice discounted. First by 8%, then by 8% of the new price. Its final price was 66 €. Determine the original price of the sweater.
The route is long 147 km and the first-day first regiment went at an average speed of 12 km/h and journey back 21 km/h. The second day went second regiment the same route at an average speed of 22 km/h there and back. Which regiment will take route longer