Arithmetic - math word problems - page 227 of 231
Number of problems found: 4617
- Martian antennae
Each Martian has 1,2,3 feeler on his head 1 antenna: 2% of the population 2 antennae: 97% of the population 3 antennae: 1% of the population What percentage of Martians have more antennae than the population average? - Dining questionnaire
In the class of 32 pupils, the class teacher delivered a satisfaction questionnaire to the school canteen. Eleven people have questioned whether they are satisfied with the dining room. The completed questionnaire also included the vote of the class teach - Flag color combinations
How many 4 colored flags can be made from 5 colors so that each flag consists of three different colors? - Leader captain selection
How many ways can a 6-member football club member choose a leader and captain from among themselves? - Volleyball Tournament Matches Count
In the volleyball tournament, three domestic teams and four foreign teams played, each against each other, in single matches (no rematches). How many games have been played? - Change per hour
On Sunday, the temperature was 63 degrees at 2 PM. The temperature was then 72 degrees at 5 PM. What is the rate of change per hour? - Simple Interest Calculation
Calculate the interest and rum (APR, annual interest rate) is 2.5% and the principal 50,000. - Warmer weather
This morning the temperature was -6 °C. What was the temperature yesterday if it was three times warmer? - Kilometers in the city
If the distance between two cities is 15 kilometers, and the scale of the map is 1:300000, what is the distance on the map? - Candy division proof
Mickey got so many candies that all the digits in this number were the same. Prove that whenever he can divide such several candies into 72 equal piles, he can also divide them into 37 equal piles. (Note: candies cannot be broken) - Interest
Calculate how much you earn for 8 years 17000 deposit if the interest rate is 1.2% and the interest period is a quarter. - Acids
64% acid is made from the same acid of two different concentrations. The amount of weaker acid to the stronger acid is in the ratio 2:1. What was the concentration of the weaker acid if the stronger had 98% concentration? - Pump tank emptying
Three identical pumps empty the tank in 1.8 hours. How long will it take 5 pumps to empty this tank? - Letter puzzle
Cryptarithmetic puzzle. Replace the letters with digits to get the correct sum: ŠKRZ KRK STRČ ______ PRST How many solutions does the problem have? - Into the bottle
A bottle can hold water weighing no more than 1 kg. Can the same bottle hold gasoline of the same mass? - Nicolas
Nicolas and his father can repair one desk in 1/3 hour. How many desks can they repair in 3 hours? - Letter equality puzzle
Add the same numbers after the same letters and different numbers after the other letters so that equality applies: KRAVA + KRAVA = MLIEKO, where K is an odd digit. - Scale of voltmeter
Which scale division (scale has 100 divisions) must the voltmeter hand point at a measuring range of 300 V if we want to measure a voltage of 100 V? - Pedestrian car comparison
The pedestrian will drive 5 km in 1 hour The car will travel 90 km in 1 hour How many times is a pedestrian slower than a car? - Carbon dioxide
Calculate how many grams of oxygen are in 59 grams of carbon dioxide CO2. The relative atomic mass of oxygen is 16, and of carbon is 12.
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