So i need soem help on my maths homework because i just cant seem to understand any of it! :(
If Y is proportional to X
Y is 81, and x = 9
x 9 15 ___
y 81 ___ 162
Thats meant to be a table, could you please tell me how to figure it out and the answer?
If Y is proportional to X
Y is 81, and x = 9
x 9 15 ___
y 81 ___ 162
Thats meant to be a table, could you please tell me how to figure it out and the answer?
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Direct Proportion means a constant ratio between pairs of numbers. 9 and 81 are separate by a factor of 9: 9 x 9 = 81. Using that pattern, 15 x 9 = 135, and work backwards for the last one: 162 / 9 = 18. That completes your table!