Question

Sarah downloaded two apps which were 7.48 kb total. If one app was 4.78 kb, how big was the other app?

Answer 1

2.7 kb

Explanation:

Total kb = 7.48

Total apps = 2

one app = 4.78

another app = x

> 4.78 + x = 7.48

x = 7.48 – 4.78

= 2.7 kb