You just add each number by itself each time.
4+4=8
8+8=16
16+16=32
32+32=64
64+64=128
128+128=256
14 x 20.5 = 287
That's for one room.
287 x 4 = 1148
For all rooms.
He will need 6 rolls.
If he had 5, it would be less than the required amount.
Answer:
Step-by-step explanation:
I cant open pdf
50 is the answer you are looking for
Answer:
C, 0.30
Step-by-step explanation:
First, simplify.
= 
Next, divide
3 ÷ 10 = 0.30 or 0.3
Have a great day!