Exercise 1B Question 4 Ratio and Proportion, Indices, Logarithms

Ratio and Proportion, Indices, Logarithms

The number which has the same ratio to 26 that 6 has to 13 is

Exercise 1A Question 1	The inverse ratio of 11 : 15 is	https://youtu.be/lzRzRvoYobo?t=39
Exercise 1A Question 2	The ratio of two quantities is 3 : 4. If the antecedent is 15, the consequent is	https://youtu.be/lzRzRvoYobo?t=77
Exercise 1A Question 3	The ratio of the quantities is 5 : 7. If the consequent of its inverse ratio is 5, the antecedent is	https://youtu.be/lzRzRvoYobo?t=123
Exercise 1A Question 4	The ratio compounded of 2 : 3, 9 : 4, 5 : 6 and 8 : 10 is	https://youtu.be/lzRzRvoYobo?t=181

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