Question

If a ribbon is 40 centimeters long and the other is 70 centimeters long and wants it to be the same length with no ribbon left over how many pieces will she have in all

Answer 1

11 pieces

Explanation:

The greatest common divisor of 40 and 70 is 10. If each ribbon is cut into 10 cm pieces, there will be 4 pieces from the first ribbon, and 7 pieces from the second ribbon. The total number of pieces will be ...

4 + 7 = 11 pieces