Mathematics

Jovanny Figueroa

4 January, 04:14

You can buy 3 post cards for $5.40, 6 post cards for $10.80 or 9 postcards for $16.20. What is the constant of proportionality for buying post cards?

+2

Answers (2)

Know the Answer?

Not Sure About the Answer?

Get an answer to your question ✅ “You can buy 3 post cards for $5.40, 6 post cards for $10.80 or 9 postcards for $16.20. What is the constant of proportionality for buying ...” in 📙 Mathematics if there is no answer or all answers are wrong, use a search bar and try to find the answer among similar questions.

Search for Other Answers

You Might be Interested in

James is 5 years old and his brother is 10. Which ratio represents James' age to his brother's age 5 years from now?

Which function is the inverse of g (x) 3x-15

Find each quotient (b^2-5b+6) / (b-2) (x^2-x-6) / (x-3) (x^2+3x-4) / (x-1)

An animal shelter houses only dogs. The ratio of cats to dogs at the shelter is 11:9

A continuous function y=f (x) is known to be negative at x=0 and positive at x=1. Why does the equation f (x) = 0 have at least one solution between x=0 and x=1?

New Questions in Mathematics

Find the quotient. 8,489:9

Divide £10 into the ratio 2 : 3

Line m and p are perpendicular. If the slope of line m is - 3, what is the slope of line p?

Evaluate the expression when c=-5 and y = 5 - 4c+y

What is an equivalent expression for 4y plus y