Answer: -418, 728, 446, -429, 1159, -696
Step-by-step explanation:
1. 
.
2. 
.
3. 
.
4. The sum of 429 and 429 is 
. We need to subtract this from 429, so 
.
5. The sum of 510 and 319 is 
. Subtracting -330, we get 
.
6. Call the unknown number "
". Then 
, so 
. (Think about it.)
Answer:
15
Step-by-step explanation:
adding 15 black beads gives you 16 black beads and 4 white beads
16/4 =4/1 or 4:1
Answer:
120 people would play
Step-by-step explanation:
She reads at 55 pages per hour for 4 hours so 55*4 = 220 pages so far. This means that she read 220 and had 330 left so 220 + 330 = 550 so the book is 550 pages. If she reads 55 pages per hour and there is a total of 550 pages, 550/55 = 10 hours to read the book.
