9 divided by 72 = 0.125
0.125 is the weight of one book
0.125 times 80 = 10kg.
So 80 books weight 10kg.
72 divided by 9 = 8 books make up 1 kg.
8 times 6 =48
Answer:
length x width x height = volume
5.5 x 2 = 11 x 3 = 33
33 ft.
hope this helps
if you have any questions you can ask!
Step-by-step explanation:
Answer:
The prime factors of 110 are 2, 5, and 11.
Step-by-step explanation:
First, 110 = 2 * 55
Next, 55 = 5 * 11
Thus, the prime factors of 110 are {2, 5, 11}
5) 2*5
over which equals 10/40 or 1/4
5*8
6)8*3=24
15*10=150 answer is 24/150
7)2*12=24
9*13=117 answer 8/39
8)7*12=84
8*1=8 answer 8 and 1/2 or 84/8
9)4*5=20
12*1=12 answer 1and 2/3 or 20/12
10) 4*4=16
9*9=81 answer 16/81
11)3*7=21
14*9=126 answer 1/6
12)8*24=192
9*11=99 answer 1 and 31/33 or 192/99
