Answer:
60
Step-by-step explanation:
12 can be broken into 3*4
15 = 5*3
The least factors are
3*4*5 = 60
The lowest common denominator is 60
Answer:
She did a multiplication, i think she should have substracted both numbers to 100 and divide it by 1.25 or 1.49
Step-by-step explanation:
The second one because when u calculate the root u get 80 than u have to simplify which gets u 4√5
Answer:
$58240
Step-by-step explanation:
45,600/1425 = 32
Therefore it costs $32 per square foot
32 x 1,820 = 58240
Answer:
25/3
Step-by-step explanation:
3x+2=27
-2 -2
_________
3x=25
__ __
3 3
x=25/3