Question

The average of four numbers is 30. If the
sum of first three numbers is 85, the
fourth number is:-
(1) 30 (2) 35 (3) 45 (4) 55
plz solve the question ..step by step..​
plz solve fast...​

Answer 1

Answer:

the fourth number is 35

Step-by-step explanation:

sum of the 3 numbers is 85

then,(85+x)/4=30(average of four numbers)

85+x=30*4

85+x=120

x=120-85

x=35

fourth number is 35

hope it helps uuuu........

Answer 2

Answer:

why have you blocked me