Answer:
2
Step-by-step explanation:
when it returns to the ground , h = 0
32t -16t2 = 0 and solve for t
t = 0, 2 ....0 is the start, 2 is when it returns
Answer:
25 boys.
Step-by-step explanation:
To solve this problem, first add the two parts of the ratio. 9 + 5 = 14. Then divide 70 by 14 to get 5. Since the total is 5 times the ratio total, multiply both sides of the ratio by 5. The result is 45 : 25. If you add them together, you get a total of 70. Therefore, there are 25 boys in the class.
Answer:
40
Step-by-step explanation:
you multyply 4 by 10 to get 40 or add 4 10 times


Or 2 times 2 times 2 times 2 times 2 times 2 times 2

So, 2^6 is:
64
Now, 7^4 is:
2,401
Hope it helps!
