the average marks of a,b,c is 33 while the average marks of b,c,d is 37. if a obtain 30 marks find the marks obatined by d
a = 30
a + b + c = 33
therefore
30 + b + c = 33
therefore
b + c = 3.........(1)
b + c+ d = 37 (given)
3 + d = 37(by 1)
d = 34
the average marks of a,b,c is 33 while the average marks of b,c,d is 37. if a obtain 30 marks find the marks obatined by d
a = 30
a + b + c = 33
therefore
30 + b + c = 33
therefore
b + c = 3.........(1)
b + c+ d = 37 (given)
3 + d = 37(by 1)
d = 34