Question

. If the average of, a number, 50% of the number and 25% of the number is 280, then the number is

Answer 1

Answer:

1120

Step-by-step explanation:

if the 25% of a no.(suppose 'x') = 280

then 25% x = 280

1/4 x = 280

x = 280×4

»[x = 1120].