Question

Out of 4 numbers, whose average is 60, the
first one is one-fourth of the sum of the last
three. The first number is
(a) 15
(b) 45
7048
(d) 60​

Answer 1

Answer:

45

Step-by-step explanation:

Answer 2

Step-by-step explanation:

four numbers a,b,c,d

a=X/4,b+c+d=x

x+X/4=60

X=48