exam Maths Puzzle Numerical Ability

please show me how to do this problem! If y varies directly with x, and y = 10 when x = 15, find y when x = 6.

Read Solution (Total 0)

exam Other Question

I was told to solve for a and b...I tried the normal methods of finding the answer, but could not come up with a answer that seems correct. Here is the question:

(36/a^2)+(4/b^ Solve the following system of equations using the substitution method. Be sure to state the solution to the system.
2x=3y=7
y=-2/3x+3