# Tractors

6 tractors started plowing the field that them together take 12 days.

Agronomist hesitates to

A) after 2 days to withdraw 2 tractors, or
B) after 3 days to withdraw 3 tractors.

Help him which of these two cases will be plowing done sooner.

Result

#### Solution:  Leave us a comment of this math problem and its solution (i.e. if it is still somewhat unclear...): Be the first to comment! #### Following knowledge from mathematics are needed to solve this word math problem:

Need help calculate sum, simplify or multiply fractions? Try our fraction calculator.

## Next similar math problems:

1. Together Grandfather, father, and son are carpenters. They decided to make a wardrobe. Father produces it for 12 hours, his son for 15 hours, and grandfather for 10 hours. How long will they make it together?
2. Hectoliters of water The pool has a total of 126 hectoliters of water. The first pump draws 2.1 liters of water per second. A second pump pumps 3.5 liters of water per second. How long will it take both pumps to drain four-fifths of the water at the same time?
3. Bricklayers 8 bricklayers build a house for 630 days. How many bricklayers have to add after 150 days, so then the whole building completed in (next) 320 days?
4. Pipe Steel pipe has a length 2.5 meters. About how many decimetres is 1/3 less than 4/8 of this steel pipe?
5. President The country has 5.11 million citizens which 2.12 million are voters. Turnout was 34.4%. President R. F. was elected from 20 candidates for president and won with 38% of votes. Calculate what percentage of the country's citizens voted R.F. as president o
6. Trip On the trip drank 3/10 of pupils tea, 2/5 cola, 1/4 mineral water and remaining 3 juice. How many students were on the trip?
7. Cleaning windows Cleaning company has to wash all the windows of the school. The first day washes one-sixth of the windows of the school, the next day three more windows than the first day and the remaining 18 windows washes on the third day. Calculate how many windows ha
8. Typing course Before taking a typing course, Terrence could type 39 words per minute. By the end of the course, he was able to type 68 words per minute. Find the percent increase.
9. Fractions Three-quarters of an unknown number are 4/5. What is 5/6 of this unknown number?
10. Factory In the factory workers work in three shifts. In the first inning operates half of all employees in the second inning and a third in the third inning 200 employees. How many employees work at the factory?
11. UN 1 If we add to an unknown number his quarter, we get 210. Identify unknown number.
12. Equation with fractions Solve equation: ? It is equation with fractions.
13. Bag of peanuts Joe eat 1/3 of a bag of peanuts, mark eat 1/4 of the remaining in the bag of peanuts, Alvin eat 1/2 of the remaining bag of peanuts, peter eat 10 peanuts, there are 71 peanuts left. Hon many peanuts were in the bags?
14. Equation with x Solve the following equation: 2x- (8x + 1) - (x + 2) / 5 = 9
15. Inquality Solve inequality: 3x + 6 > 14
16. Base, percents, value Base is 344084 which is 100 %. How many percent is 384177?
17. Eq-frac Solve the following equation with fractions: h + 1/3 =5/3