12. In a packet of 200 balls, 80 are red, 50 are green and the remaini

1.	12. In a packet of 200 balls, 80 are red, 50 are green and the remaining are blue balls.(a) How many blue balls are there in the packet?(a) 40 (b) 60 (c) 70(d) 100(b) What is the ratio of the number of red balls to that of blue balls?(a) 8:7 (b) 7:8(c) 5:8 (d) 5:7
Answer» Answer: 70 BLUE balls 8:7 Step-by-step EXPLANATION: PLEASE MARK as BRAINLIEST

12. In a packet of 200 balls, 80 are red, 50 are green and the remaining are blue balls.(a) How many blue balls are there in the packet?(a) 40 (b) 60 (c) 70(d) 100(b) What is the ratio of the number of red balls to that of blue balls?(a) 8:7 (b) 7:8(c) 5:8 (d) 5:7

Answer»

Answer:

70 BLUE balls

8:7

Step-by-step EXPLANATION: