Answer: X=11
Step-by-step explanation:
7x+ 13 = 90
(bring like terms together)
7x=90-13
7x=77
therefore x= 11
HOPE THIS HELPS YOU....
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Answer:
Correct option is
C
36.25
Modal class =30−40
So we have, l=30,f0=12,f1=32,f2=20 and h=10
⇒ Mode=l+2f1−f0f2f1−f0×h
=30+2×32−12−2032−12×10
=30+6.25
=36.25
∴ Mode =36.25
Answer: 10/3
Look at attachment
