What time does a 24-hour clock read
a.100 hours after it reads 2:00?
b.45 hours before it reads 12:00?
c.168 hours after it reads 19:00?

Respuesta :

a. 2:00 + 100 mod 24 = 2:00 + 4:00 = 6:00

b. 12:00 -45 mod 24 = 12:00 -(-3:00) = 15:00

c. 19:00 +168 mod 24 = 19:00 +0 = 19:00