Question

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
(c) What is the ratio of the number of blue balls to that of green?
(a) 50:70
(b) 7:5
(c) 5:7
(d) 5:8
(d) What is the ratio of the number of green balls to that of red?
(a) 5:7
(b) 5:8
(C) 8:7
(d) 8:5​

Answer 1

Answer:

A. 70

B. 8:7

C. 7:5

D. 5:8

Step-by-step explanation:

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