book Maths Puzzle Numerical Ability

find length with endpoints a(6,-2) b(-2,4)

Read Solution (Total 0)

book Other Question

Thomas invested some of his $ 1,650 at 8% and the rest at 7% for one year. The annual simple interest from the 7% investment exceeds that from the other investment by $12. How much translate to a system of equations and solve.

roberta is 25 years older than her daughter, Cindy. In four years, Roberta will be twice as old as Cindy. how old are they now?