1.

Q.4 a plz solve it jaldi​

Answer»

Answer:

6+a+16+13+b=40

a+b=5

Mean=7.2=(30+6a+112+104+9b)/40

7.2=(246+6a+9b)/40

288=246+6a+9b

6a+9b=42

2a+3b=14

2a+2b=10

2a+3b-2a-2b=4

b=4

a=1



Discussion

No Comment Found

Related InterviewSolutions