the ratio of white marble and black marble is 1: 2. if the ratio of white, black and red marble by adding 7 red marble. 2: 4: 3, so tell me how much is black marble.
white marble और black marble का अनुपात 1:2 । यदि 7 red marble योग करने से white, black और red marble का अनुपात। 2:4:3 होगा, तो बताईए black marble कितना है
Answers
Answered by
0
Answer:
Step-by-step explanation:
Similar questions