Sin Yee's answer to Candy's Primary 6 Maths Ratio Singapore question.
Hi, a answer should be 40-18=22
Hi Candy. 40 is the number of blue balloons at first.
Number of blue ballons bought
= 64 - 40 = 24
Sorry that I missed out this step.
Number of blue ballons bought
= 64 - 40 = 24
Sorry that I missed out this step.