a. If B is two natural numbers and a = 36, then the greatest common factor of a and B is () and the least common multiple is ()

a. If B is two natural numbers and a = 3b, then the greatest common factor of a and B is (b) and the least common multiple is (a)

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1. A and B are two continuous non-zero natural numbers whose least common multiple is () and the greatest common factor is () 5 hours 15 minutes = () hours = () hours 7 / 8 kg can represent 1 / 8 of 7 kg and a few parts of () kg If 6-x = 1.8, then 8.4/x = ()
2. The greatest common factor of the two numbers is 15, and the least common multiple is 90. These two numbers are () A. 15 and 90B. 30 and 60C. 45 and 90
3. There are two numbers a and B, their greatest common factor is 6, the least common multiple is 90, what is the sum of two natural numbers a and B
4. The product of two numbers is 6912, and the greatest common factor is 24. Find: (1) their least common multiple; (2) which groups of natural numbers satisfy known conditions
5. What's 17 times the root 11 times 2 --. As the title
6. 3 times root 2 times (- 1 / 6 times root 14) times 1 / 7 root under root 17 divided by (root 8 times root 3) -5x & # 179; Y & # 178; × 2XY under the root sign divided by the square of 10 / y under the root sign Root 17 changed to root 18
7. As shown in the figure, in the parallelogram ABCD, e and F are the points on AB and CD respectively, and AE = CF, connect BF and De, and try to guess the size relationship between ∠ ade and ∠ CBF prove
8. If the median line of the trapezoid divides the area of the trapezoid into two parts of 1:2, find the ratio of the top and bottom of the trapezoid
9. What is the purpose of making lever level balanced before the experiment of "exploring lever balance conditions" in junior high school physics experiment?
10. Distribution areas of 11 climate types I need it urgently,
11. It is known that the greatest common divisor of several natural numbers is 4, and the least common multiple is 120. Find two numbers
12. It is known that the greatest common divisor of two natural numbers is 4 and the least common multiple is 120 Thank you. I want the process. Please explain why
13. Three natural numbers, their least common multiple is 24, the greatest common factor is 3, the sum of these three natural numbers is the largest______ ．
14. Three natural numbers, their least common multiple is 24, the greatest common factor is 3, the sum of these three natural numbers is the largest______ ．
15. a. B is a natural number, a + B = 12, then the least common multiple of a and B is (), and the greatest common divisor of a and B is ()
16. Two two digit natural numbers, the greatest common divisor is 8, and the least common multiple is 96. What is the number?
17. If the difference between two natural numbers is 5 and the difference between their least common multiple and greatest common divisor is 203, what is the sum of the two numbers? By the way, is there any relationship between the least common multiple and the greatest common divisor?
18. There are two natural numbers with two digits. Their greatest common divisor is 6 and their least common multiple is 90. What is the sum of these two numbers What I want is the method. I want to say the method. Why do you do this? I know the answer is 48. But why do you use 6 times 3 times 5? What I'm looking for is the way to do this kind of problem. Why should I divide it into 2x3
19. Two two bit natural numbers, their greatest common divisor is 8, and their least common multiple is 96. The sum of these two natural numbers is______ ．
20. a. B is two continuous natural numbers greater than 0, and their greatest common factor is______ The least common multiple is______ A.1 B．a C．b D．ab．