Excavation
Mr. Vendelín calculated that excavation for a water connection digs for 10 days. His friend would take 10 days. Vendelín worked 3 days alone. Then his friend came to help and started on the other end.
On what day since the beginning of the excavation they met?
On what day since the beginning of the excavation they met?
Correct answer:
Tips for related online calculators
Check out our ratio calculator.
Do you have a linear equation or system of equations and looking for its solution? Or do you have a quadratic equation?
Do you want to round the number?
Do you want to convert time units like minutes to seconds?
Do you have a linear equation or system of equations and looking for its solution? Or do you have a quadratic equation?
Do you want to round the number?
Do you want to convert time units like minutes to seconds?
You need to know the following knowledge to solve this word math problem:
- algebra
- equation
- system of equations
- arithmetic
- rounding
- basic functions
- ratio
- reason
- inverse relationship
- direct relationship
- numbers
- rational numbers
Units of physical quantities:
Themes, topics:
Grade of the word problem:
Related math problems and questions:
- FRAMES
Joe is making picture frames out of wood. The length of each frame is 10 inches, and the width is 8 inches. Each piece of wood used to make the frames is 8 feet long. How many pieces of wood will he need to make 10 picture frames? Clue: find the perimeter - The tire
The tire of a car has a radius of 10.5 inches. How many revolutions does the tire need to make for the car to travel 13,200 inches? Round to the nearest whole revolution. - Circular track
The circular running track has a radius of 50 m. How many laps does a runner have to do to run 5 km? - The equator
Calculate the length of the equator. Calculate a radius of 6378 km. Round to the nearest thousand. - Procedure and calculation
- Circular track
The competitor runs on a circular track with a radius of 86 m. How many meters will he run in five rounds? (Solution and detailed procedure) - Diameter 16803
The large wheel of the tractor has a diameter of 1.20 m. The small wheel has a radius of 35 cm. How many turns will a small bike make on a 5 km long track? - Tablecloths
The restaurant has sixty-two square tablecloths with a side length of 150 cm and 36 rectangular tablecloths with dimensions of 140 cm and 160 cm. A) How many meters of hemming ribbon will be needed if we add 50 cm to each tablecloth? B) The ribbon sale in - Velocipedes
In the 19th century, bicycles had no chain drive, and the wheel axis connected the pedals directly. This wheel diameter gradually increased until the so-called high bikes (velocipedes) with a front-wheel diameter of up to 1.5 meters, while the rear wheel - Diameter of a cylinder
The diameter of the cylinder is 42 cm. How many times does the cylinder turn on a 66m long track?
- Area of a circle
The circumference of the circle is 150.72 centimeters. Calculate the area of the circle. - Tractor's 7352
The tractor's rear wheels have a diameter of 1.25 m, and the front wheels have a diameter of 55 cm. What is its speed? How many times does each wheel turn on a 1.5 km track? - Wheel diameter
A 1m diameter wheel rolled along a 100m long track. How many times did it turn? - Garden
Rectangular garden 31 meters 40 centimeters long and 20m30cm wide adjacent with the shorter side with another (fenced) garden and on one longest side is 1-meter wide gate. How many meters of the fence are needed to buy? (Estimate, calculate, ve - Average speed
What is the average speed you have to move around the world in 80 days? (Path along the equator, round to km/h).
- Described
Calculate the perimeter of the circle described by a triangle with sides 191, 428, 385. - Steps
How many steps do you save if you go square estate for diagonal (crosswise) rather than circumvent the two sides of its perimeter with 458 steps? - Garden
How many steps of 76 cm circumvent square garden with area 1.8 ha?