Searching word math problems
Discover the latest math problems and word problems designed to deepen your understanding of mathematics. Solutions are explained simply and clearly so that everyone can follow along. Regular practice is the best way to succeed at school and in entrance exams. New problems are added every day — come back and practice more.Number of problems found: 19685
- Perimeter - triangle
Construct triangle ABC when we know a + b + c (perimeter), height to side c, and angle gamma. - A pack
A pack of 8 sports drinks costs $5. How much would it cost to buy 72 sports drinks? - Magnetite iron production
Iron is produced in a blast furnace from iron ore. The wealthiest iron ore is magnetite, which contains 45-70% iron. How much magnetite do we need to get 3 tons of iron? - Acceleration and force
On a sphere weighing 100 g, which lies on a horizontal plate, a force acts in the horizontal direction, which gives it an acceleration of 20 cm/s². Find the magnitude of the force. - Newton law
At what acceleration does a train with a weight of 800 t start if the traction force of the locomotive is 2 * 105 N? - Children scooter price
Three children's scooters cost a total of 179 euros. The first was 18% more expensive than the second. The third was 20 euros more expensive than the second. Determine the price of the first scooter. - Pipe thickness
The outer circumference of the tube is 32 cm. Its length is 60 cm, its density is 8.5 g/cm3, and its weight is 9.495 kg. Calculate the wall thickness of the pipe. - Parking time interval
Determine the interval estimate of the standard deviation of the meantime to find a parking space. We found out from a survey of 200 residents that the average time is one hour and 25 minutes, and the standard deviation is 15 minutes. Use a 1% significanc - Height estimation men What is the smallest number of men we would have to choose to estimate the mean height of men with an accuracy of +, - 0.5 cm, and 95% confidence, assuming a standard deviation of 8 cm?
- Iso triangle
An isosceles triangle with a base of 8 cm. Its perimeter is 28 cm. Calculate the height of the triangle. - In grade
In the grade six class, 5/9 of the pupils are boys, and the number of pupils is 180. Find the number of girls. - Apples 19
Joseph harvested 5 ¾ kg of apples from his garden. He sold ½ of it to his neighbor. How many kgs were sold? - Gross profit
Joseph sold the following quantities of kerosene in gallons: 3/4, 5/8, 7/8, and 9/10. How many gallons of kerosene did Joseph sell in total? What was his gross profit if a gallon costs ₱28.00 and he sold it at ₱32.00 per gallon? - Rocks
Dana loves rocks! She has six pieces of granite, three pieces of marble, 14 pieces of sandstone, and one piece of slate. What is the ratio of sandstone pieces to marble in Dana's collection? - We are planting
We are planting 2 types of roses (white and red). Experience shows that the probability of a red rose taking root is 0.7. A total of 5 seedlings are planted. What is the probability that: a) the first 2 will be red and the next 3 white? b) all will be red - Circumference of a circle
Calculate the area of a circle if its circumference is 21.98 dm. Express the result in square decimetres. - The cyclist - avg speed
The cyclist make a distance of 25 km at an average speed of 20 km/h. How long did the trip take him (in hours and minutes)? - Integer range count
How many integers are less than 74 and greater than -49? - Salaries
The employer increased the salaries of its three employees by an average of 30 euros. One increased his salary by € 20, the other by € 45. How many euros did he raise the salary of a third employee? - Barrel water remainder
There are 1.5 hectoliters of rainwater in the barrel. Two-fifths of the water passed from the barrel while watering the garden. How many liters of water remained in the barrel?
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