Equations practice problems - page 183 of 236
Number of problems found: 4717
- Determine 3861
Determine the value of f: 0.49^f = 0.7 - Determine 3860
1/6 of y equals 8.6. Determine y. - Exponential 3858
Determine m (solve the exponential equation - unknown in the exponent): 0.25 μm = 0.5 - Unknown number 6
Determine x if 1/6 of x equals 2/5 of the number 24. - Four-thirds 3852 Anton said: I have a natural number x. I'll get three times as much if I increase it to four-thirds. What number did Anton mean?
- Determine 3851
Michal would cut the fence himself in 12 hours. It would take Michal and Juraj 8 hours together. Determine how long it would take for Juraj to do the job. - Smaller 3848
Dano had a natural number in mind. If he changed this number to a 2:5 ratio, he would get the number 24 smaller. What number did Dano think?
- Directorate 3845
There were 560 pupils in the school. They rewarded 8% of all boys and 10% of all girls for excellent results. The directorate stated that teachers rewarded 9% of all pupils. How many boys and how many girls attended the school? - Lighthouse
The man, 180 cm tall, walks along the seafront directly to the lighthouse. The male shadow caused by the beacon light is initially 5.4 meters long. When the man approaches the lighthouse by 90 meters, its shadow is shorter by 3 meters. How tall is the lig - Blueberries 3843
Peter, Alex, and Clara collected 112 blueberries. Peter collected two more blueberries than Clara. But Alex collected 34 less than Clara. How much does each of them collect? - Determine 3841 Determine the value of x: 2^x = (2-3): 2
- Determine 3840 Find z if 12^z = 1/144
- Difference of two number
The difference between the two numbers is 20. They are positive integers greater than zero. The first number raised to one-half equals the second number. Determine the two numbers. - Natural 3838
Find a natural number whose square root is 27 times its square root. - Identify 3828
Identify an unknown number whose 1/16 is 10.5, less than half of it.
- Equation Solve the equation: 1/2-2/8 = 1/10; Write the result as a decimal number.
- Numbers 3823 The sum of the two numbers is 48. 12.5% of the first number equals exactly 4. Find both of these numbers.
- Determine 3821 Determine y: 32^y = 2
- One-fourth 3820
Darius said to Miloš: I think a number. If I square it to one-fourth and then multiply it by 3, I get its square root. Find the unknown number that is greater than zero and belongs to the set of positive integers. - Infinitely 3818
We have 2 numbers. If we multiplied the first number's third root by the second number's square root, we would get the number 18. Determine these 2 numbers. Calculate only the integer solution if the problem has infinitely many solutions in the set of rea
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