4 times 7 = 28
3 times 7 = 21
It will take him 21 days to make 28 bird houses.
Answer:
B
Step-by-step explanation:
r^2 is 0.9997, and after 10 years it'll be 95660
Answer:
sorry i dont know
Step-by-step explanation:
Answer:
Step-by-step explanation:
Odd numbers backwards - 9, 7, 5, 3
1 = -2+9=7
2 = -1+7=6
3 = 0+5=5
4 = 1 +3=4
Answer:
1:10
Step-by-step explanation:
the ratio we can it is

so the ratio is 1:10