Answer:
The number is 39
Step-by-step explanation:
Let the unknown number be <em>x</em>:

The answer is 52.5 because you are suppose to multiply each number in pairs. First multiply 21/61 times 5/8.Then you will get 105/488. Multiply 105/488 times 244/1 which equals 25,620/488. Simplify to the lowest form which equals 6,405/122. Divide 6,405 divided by 122. The answer will be 52.5. That is how you will get the answer.
Answer:
This?:
Step-by-step explanation:
To get a double of a number, we add the same number to itself. For example, double of 2 is 2 + 2 = 4. Example: Michelle has 4 marbles and Jane has double the marbles that Michelle has. ... It is easy to remember the numbers that we get by doubling one-digit numbers.
Using the Pythagorean theorem:
c = sqrt(8^2 + 7^2)
c = sqrt(64 + 49)
c = sqrt(113)
c = 10.6
(W-3)(w+3)
——————-
(w-7)(w+3)