Basic operations and concepts - math word problems - page 279 of 332
Number of problems found: 6633
- Digit sum
How many are three-digit numbers that have a digit sum of 6? - VCP equation
Solve the following equation with variations, combinations, and permutations: 4 V(2,x)-3 C(2,x+ 1) - x P(2) = 0 - Combinations
If the number of elements increases by 3, it increases the number of combinations of the second class of these elements five times. How many are the elements? - Shape perimeter fourth
Péta composed several planar shapes from mutually congruent triangles. The circumferences of the first three are 8 cm, 11.4 cm, and 14.7 cm, respectively. Determine the perimeter of the fourth shape. - Truck pile shifts
Four trucks will move the pile in 25 shifts. How many cars are needed to reduce the time by 2:5? - Taxi
A taxi ride costs $3 plus $2.50 per mile. Write and graph an equation using two variables representing the total cost of the taxi ride. - Tree planting
Štěpán is planting trees. If he had planted 12 trees every hour instead of 9 trees, he would have finished 1 hour earlier. How many stems should he plant? - Salt solution
How many grams of table salt and water do we weigh to prepare 500 g of a 15% solution? - Scouts
Three scouts went on a three-day trip. On the second day went 4 km more than the first day. The third day went two times less than the first day. They went along 54 km. How many kilometers went every day together? - Tractors
Six tractors started plowing the field, and work together took 12 days. Agronomist hesitates to: A) after two days, withdraw two tractors or B) after three days, withdraw three tractors. Help him which of these two cases will be plowing done sooner. - Map scale centimeters
Eight centimeters on the map represent two kilometers in reality. Determine the scale of this map. - Nuts
Peter has 49 nuts in total. There are three more walnuts than hazelnuts, and two more hazelnuts than almonds. Determine the number of walnuts, hazelnuts, and almonds. - Average points
Fifty students took a math test. The average number of points was 68. The top 10 students scored 100 points. What is the average number of points for the remaining 40 students? - Future value
Suppose you invested $1000 per quarter over 15 years. If money earns an annual rate of 6.5% compounded quarterly, how much would be available at the end of the time period? How much is the interest earned? - Wood harvesting
The harvested wood is bundled from the forest to a sawmill. The driver makes the journey four times a day, and the work takes him eight days. How often would he have to go daily to finish the job two days earlier? - Round table
Find the number of ways in which eight people can be seated at a round table such that 2 of them always sit together. - Bookshelf and books
How many ways can we place seven books on a bookshelf? - Three digits number
How many are three-digit integers such that they have no digit repeats? - Ace
We pulled out one card from a complete set of playing cards (32 cards). What is the probability of pulling the ace? - Guests
How many ways can 8 guests sit down on 10 seats standing in a row?
Do you have unsolved math question and you need help? Ask a question, and we will try to solve it. We solve math question.
