Unknown number 4

I think number. When I divided its square root by its 1/9, I get a number 1. What number am I thinking?

Result

x =  81

Solution:

Solution in text x =

Try another example






Leave us a comment of example and its solution (i.e. if it is still somewhat unclear...):

Showing 0 comments:
1st comment
Be the first to comment!
avatar




To solve this example are needed these knowledge from mathematics:

Looking for help with calculating roots of a quadratic equation? Do you have a linear equation or system of equations and looking for its solution? Or do you have quadratic equation?

Next similar examples:

  1. Unknown number 24
    numbs_6 f we add 20, we get 50% of its triple. What is this unknown number?
  2. Unknown number
    nums Identify unknown number which 1/5 is 40 greater than one tenth of that number.
  3. Square Number
    squared-number If to a square of integer number add 31, we get the square of next integer number. What is the original number?
  4. Fifth of the number
    numbs_5 The fifth of the number is by 24 less than that number. What is the number?
  5. Equation
    rovnice_3 Solve the equation: 1/2-2/8 = 1/10; Write the result as a decimal number.
  6. Product - quadratic equation
    circles_3 Product of two numbers is 900. If we increase lowest number by 2 then product will increase by 150. Determine both numbers.
  7. Cows
    cow_3 Agricultural cooperative has increased the number of housed cows by 14% to 285 units. By how many cows increased agricultural cooperative the number of cows?
  8. The price
    map_16 The price of the land increased by 17%. What was the original price of the land if it now costs 46800 €?
  9. Candy
    friends Peter had a sachet of candy. He wanted to share with his friends. If he gave them 30 candies, he would have 62 candies. If he gave them 40 candies, he would miss 8 candies. How many friends did Peter have?
  10. Simplify 2
    expr Simplify expression: 5ab-7+3ba-9
  11. Holidays - on pool
    pool_4 Children's tickets to the swimming pool stands x € for an adult is € 2 more expensive. There was m children in the swimming pool and adults three times less. How many euros make treasurer for pool entry?
  12. Simple equation
    axes_1 Solve for x: 3(x + 2) = x - 18
  13. Given
    1998-4b Given 2x =0.125 find the value of x
  14. Sales off
    sale_6 The price has decreased by 20%. How many percents do I have to raise the new price to be the same as before the cut?
  15. Apples 2
    apples_2 How many apples were originally on the tree, if the first day fell one third, the second day quarter of the rest and on tree remained 45 apples?
  16. Cargo
    tractor_lorry Car with cargo weight 7610 kg. Weight of car is 23% of the total weight of car and cargo. How heavy is cargo?
  17. Vacation
    dovolenka Smiths paid a deposit for a vacation of two-sevenths of the total price of the vacation. Then paid also € 550. How much cost their vacation?