Basic functions - math word problems
Number of problems found: 2267
- Playing cards
From 32 playing cards containing 8 red cards, we choose 4 cards. What is the probability that just 2 will be red?
Sick Marcel already taken six tablets, which was a quarter of the total number of pills in the pack. How many pills were in the pack?
- How much 2
How much money would you need to deposit today at 5% annual interest compounded monthly to have $2000 in the account after 9 years?
- Boys and girls
There are 20 boys and 10 girls in the class. How many different dance pairs can we make of them?
- Sum and rounding
I know two numbers whose sum is 20. When they each round and then added together I get the 30. What are this numbers?
- The confectionery
The confectionery sold 5 kinds of ice cream. In how many ways can I buy 3 kinds if order of ice creams does not matter?
A cyclist passes 88 km in 4 hours. How many kilometers did he pass in 8 hours?
- Butter fat
A quarter of kg butter contains 82% fat. How many grams of fat are in four cubes of butter?
Place one pair of brackets in expression 20-16 + 10 - 4 - 2 so that the result will be 0.
Calculate the equivalent annual salary to an hourly wage of $ 19. Assume a 42-hour workweek.
- Gold coin
Gold coin contains 964 promile pure gold, which is 7.16 g. What is the weight of coin in grams?
- Powers 3
2 to the power of n divided by 4 to the power of -3 equal 4. What is the vaule of n?
- Divisible by nine
How many three-digit natural numbers in total are divisible without a remainder by the number 9?
- Cube edges
If the edge length of the cube increases by 50%, how does the volume of this cube increase?
- Secret number
Determine the secret number n, which reversed decrease by 16.4 if the number increase by 16.4.
680 liters of water were pumped in 8 minutes. How many liters was spent in 56 minutes?
Sixty percent of one-fifteen of the total is equal to thirty. What are two percent of the total?
The children's competition was attended by 63 girls, which is 30% of all children's participants. How many children attended this competition?
- Road drop
On a straight stretch of road is marked 12 percent drop. What angle makes the direction of the road with the horizontal plane?
- Original plan
Gardeners planted 16% more currant bushes than originally planned. In total, they planted x = 435 shrubs. What was the original plan?