Question

find the average of 9/2,11/4,5/4and7/2​

Answer 1

Answer:

avg=sum/number of observation

(9/2+11/4+5/4+7/2)/4

( 9×2+11+5+7×2)/4×4

(18+11+5+14)4×4

48/16

3

Hope it helps..........

Answer 2

Answer:

$\frac{9}{2 } + \frac{11}{4} + \frac{5}{4} + \frac{7}{2 } \div 4$

$\frac{18 + 11 + 5 + 14}{4} \div 4$

$\frac{48}{4} \div 4$

3