Answer:
7
Step-by-step explanation:
20 x 7 = 140
Answer:
He should buy a 50 inch TV
Step-by-step explanation:
Using Pythagorean theorem the TV cabinet has a diagonal of :

Answer: 273 days i believe
Step-by-step explanation:
jan: 31 days
feb: 28 Days
mar: 31
apr: 30
may: 31
june: 30
july: 31
aug: 31
sept: 30
add all the days together to get 273
Answer:
Step-by-step explanation:
n could be : -14, -13, -12... -1, 0 , 1, 2, 3 ,4,5