Popular math problems - page 2 of 3
The gross wage was 1323 USD, including the 25% bonus. How many USD were bonuses?
A man bought a pig for € 65, then sold it for € 75. Then again bought it for € 90 and sold it for € 100. How much € earned?
I have 19 balls, and my friend has 27. About how many have my friend more balls?
How many ways can 7 people sit on 5 numbered chairs (e. g., seat reservation on the train)?
What is the probability that a random word composed of chars S, G, R, S, E, I, N, A, L, P, C, T, M, H, E, E will be the SPHERICALSEGMENT?
- Ton's teeth
Calculate at what age homeless Anton will be toothless. At age 29 has 26 teeth, and each year next tooth breaks.
- School trip
School trip cost 247.2 Eur for one class (24 students). How much would a trip cost 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 8 guests sit down on 10 seats standing in a row?
If water flows into the pool by two inlets, fill the whole for 20 hours. The first inlet filled the pool 8 hour longer than the second. How long does the pool take to fill with two inlets separately?
Cherries in the bowl can be divided equally among 20 or 15, or 10 children. How many are the minimum cherries in the bowl?
22 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 a weight of 109 kg?
- Is right?
Is a triangle with sides 51, 56, and 77 right triangle?
The monkey fell into 20 meters deep well. Every day it climbs 3 meters, at night it drops back by 2 m. On what day it gets out from the well?
- 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?
The 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. On the first-day first regiment went at an average speed of 12 km/h and back at 21 km/h. On the second day went second regiment on the same route at an average speed of 22 km/h there and back. Which regiment will take the route l