Questions asked by Andrew012p

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• How to simplify #3root(n)(x^(2n+1)y^(3n)# ?
  
• How to simplify #24root(30) (a^41)# ?
  
• How do you simplify #3/root(3) (24)# ?
  
• At what height can the water rise in the water pipes of a multi-store house, if the ground water pressure is #p# = #10^6# Pa. If the density of the water is # ρ = 1 000 "kg/m"^3 # ?
  
• One gamble measured in air has a weight of 100 N. When immersed in the water, its weight is 75 N. How much is the dice side? The density of the water is #1000 (kg) / m^3# .
  
• The number 48 needs to be divided into two parts, so that one part is three times larger than the other. What are those parts?
  
• The sum of two numbers is 27. If the biggest divides with the smaller one the quotient becomes 3 and the remainder 3. What are those numbers?
  
• The difference of two numbers is 18. If the larger one divides with the smaller, the quotient becomes 2 and the remainder 4. What are those numbers?
  
• The son is now 20 years younger than his father, and ten years ago he was three times younger than his father. How old are each of them now?
  
• The 53-year-old father has a son of 17 years. a) After how many years will the father be three times older than his son? b) Before how many years was the father 10 times older than the son?
  
• What number should be deducted by the numerator and the denominator of the fraction #7/13# to obtain the fraction #1/3#?
  
• The difference of two numbers is 18. If the two numbers increase by 4, then one number is 4 times larger than the other. What are those numbers?
  
• A class that has 35 students, 24 of them finished the year. How much is that in percent?
  
• How many diagonals can there be put in a 12-gon?
  
• One job can be finished by 30 workers for 60 days. The work was started by 20 workers, and after 10 days came 5 workers. For how long will the whole work be done?