book Maths Puzzle Numerical Ability

How do you change .78 repeating and .66 repeating into a fraction?

Read Solution (Total 0)

book Other Question

change 7 over 250 ( this is a fraction) to a decimal number and round to three decimal places Write the equation of the line passing through (3, 7) and (6, 11).
I am not sure how to solve these types of problems. Please help.