exam Maths Puzzle Numerical Ability

Solve 2x/5-6x/5=3/5

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exam Other Question

Use a porportion or the percent equation to answer the question.



30. What percent 90 is 15?

Any help with this equation would be Greatly</b> appreciated.
please help me find the answer to the problems 15+b=4, c/14=-3, -x/8=12.

Please explain how to solve these problems.

Thank you

Vanessa