Cooks

Four cooks cleaned 5 kg of potatoes for 10 minutes. How many cook would have to work clean 9 kg of potatoes for 12 minutes?

Result

x =  6

Solution:

12x/9 = 4*10/5

60x = 360

x = 6

Calculated by our simple equation calculator.

Leave us a comment of example and its solution (i.e. if it is still somewhat unclear...): Be the first to comment! To solve this example are needed these knowledge from mathematics:

Need help calculate sum, simplify or multiply fractions? Try our fraction calculator. Do you solve Diofant problems and looking for a calculator of Diofant integer equations?

Next similar examples:

1. Train The train passes part of the line for 95 minutes at speed 75 km/h. What speed would have to go in order to shorten the driving time of 20 minutes?
2. Passenger boat Two-fifths of the passengers in the passenger boat were boys. 1/3 of them were girls and the rest were adult. If there were 60 passengers in the boat, how many more boys than adult were there?
3. Pipe Steel pipe has a length 2.5 meters. About how many decimetres is 1/3 less than 4/8 of this steel pipe?
4. Cakes On the bowl were a few cakes. Jane ate one-third of them, Dana ate a quarter of those cakes that remained. a) What part (of the original number of cakes) Dana ate? b) At least how many cakes could be (initially) on thebowl?
5. Foot in bus It was 102 people on the bus. 28 girls had two dogs. A 11 girls had one dog. At the next stop seceded 5 dogs (even with their owners). They got two boys together with three dogs. The bus drove one driver. How many foot were in bus?
6. Math classification In 3A class are 27 students. One-third got a B in math and the rest got A. How many students received a B in math?
7. Pizza 5 You have 2/4 of a pizza and you want to share it equally between 2 people how much pizza does each person get?
8. Cupcakes 2 Susi has 25 cupcakes. She gives 4/5. How much does she have left? Added together and write as decimal number: LXVII + MLXIV
10. Zdeněk Zdeněk picked up 15 l of water from a 100-liter full-water barrel. Write a fraction of what part of Zdeněk's water he picked.
11. In fractions An ant climbs 2/5 of the pole on the first hour and climbs 1/4 of the pole on the next hour. What part of the pole does the ant climb in two hours?
12. Teacher Teacher Rem bought 360 pieces of cupcakes for the outreach program of their school. 5/9 of the cupcakes were chocolate flavor and 1/4 wete pandan flavor and the rest were vanilla flavor. How much more chocolate flavor cupcakes than vanilla flavor?
13. Mixed2improper Write the mixed number as an improper fraction. 166 2/3
14. Fraction to decimal Write the fraction 3/22 as a decimal.
15. Write 2 Write 791 thousandths as fraction in expanded form.
16. Fraction and a decimal Write as a fraction and a decimal. One and two plus three and five hundredths
17. Cake 7 1/3 of a cake shared with 4 people. What share of the whole cake has each people?