The quotient of a divided by B is 3 and 1 / 3. If a is increased by 20, then the number of a is 5 times that of B. what is the original number of B fast

twelve

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1. The number a is three fifths of the number B. if the number a increases by 26, the quotient of the number B divided by the number a is three fifths. What is the number B? fast
2. The ratio of 0.75:9 / 16 to the simplest integer is (), and the ratio is ()
3. If the ratio of 7 / 6 to 14 / 9 is reduced to the simplest integer, the ratio is () to (). If six is added to the preceding term, to keep the ratio unchanged, the following term should be added ()
4. 4.5:4 / 9 simplest integer ratio, ratio
5. The ratio of 2 / 9: 3 / 2 to the simplest integer is (), and the ratio is () Hurry!
6. The ratio of 9 / 2 to 3.75 is reduced to the simplest integer ratio (), and the ratio is ()
7. What is the simplest ratio of 3 / 8 to 9 / 10?
8. The simplest integer ratio of 1 / 4:7 / 8 is () and the ratio is ()
9. The ratio of 3:59 of 8 and 7 is () and the ratio is ()
10. 3.6:6 / 7 (simplest integer ratio and ratio)
11. The quotient of the number a divided by the number B is 3 and 1 / 3; the number a increases by 20; the number a is 5 times the number B; the formula is
12. The quotient of number a divided by number B is 1.5, and the ratio of number a to number B is 1______ ：______ ．
13. The difference between a and B is 21. What's the difference between a and B
14. The quotient of a divided by B is two fifths. The sum of a and B is 21. What is a?
15. The quotient of a divided by B is 2 / 3, the sum of a and B is 21, a is (), B is ()
16. The quotient of a divided by B is 2 / 5, the sum of a and B is 21, a is (), B is ()
17. The quotient of a divided by B is 1 and 3 / 4. A: B = (): () = (): 100
18. The quotient of a divided by B is 3 / 4, and the simplest integer ratio of a and B is ()
19. If the quotient of number a divided by number B is 0.8, then the ratio of number a to number B is (): (), number a is of number B (), number a is less than number B (), number B is more than number a () If the ratio of the diameter of the big circle to the diameter of the small circle is 3, then the ratio of the circumference of the big circle to the circumference of the small circle is (): (), and the ratio of the area is (): ()
20. What is the sum of the product of 24 and 1 / 6 plus the quotient of 2 divided by 0.5?