You should use 12$ per because your overall profit was higher. Lower cost means less profit but higher number of buyers
Yellow-36, White-60
Yellow-45, White-75
Yellow-54, White-90
Answer:
9
Step-by-step explanation:
a normal dice is 6 sides
half of 18 is 9
50% for odd and even
Answer:
1
Step-by-step explanation:
3/11 *3/11
2nd 3/11 flips over. Then multiply. Then u get 33/33 which equals 1
Let's first break it down to the time 8 people need for one wall. That would be 10 minutes, right? If one person would have to do it in stead of 8, you'd expect him to take 80 minutes.
To paint 7 walls, he would nee 7x80 = 560 minutes. 10 people would do that 10 times faster, ie., 56 minutes.
I know puzzles like these always have a mindtrick. Did I miss anything?? ;-)
