Answer:
The maximum height is the y-value of the vertex.
h(t) = -4.9t² + 20t + 65
a=-4.9 b=20 c=65
h(2) = -4.9(2)² + 20(2) + 65
= -19.6 + 40 + 65
= 85.4
Step-by-step explanation:
Answer:
13/18
Step-by-step explanation:
See attachment
0.42 + (3.5 × 10-2)
Answer: 33.42
Step-by-step explanation: 0.42 + (35 - 2) —> 0.42 + 33 = 33.42
Answer:
Step-by-step explanation:
50
How long would it take the pipe to fill a 2500 gallon pool?
4 h
8 h
10 h
25 h
Answer: 10 hours exactly.
Step-by-step explanation:
Answer:
10h
Step-by-step explanation:Every 4 hrs 1000 is dumped
2500/1000=2.5
2.5 times 4=10
Answer:
8 ants have 48 legs.
Step-by-step explanation:
An ant has 6 legs so all we would have to do is 6*8 = 48.
x
y
4
*
.
09
y
8
5
2
12
7
18
20
26
12
28
60
84
18
20
9514 1404 393
Answer:
see below
Step-by-step explanation:
A proportional relationship is one in which the ratio of y to x is a constant for all non-zero values of x and y.
Of the tables shown here, this is the case only for the one shown below. It has ...
y = 1.4x
Answer:
The middle one
Step-by-step explanation:
The middle one
y = (7/5)x
x y
5 7
20 28
60 84
Answer:
13
Step-by-step explanation:
42 + 16 = 58
58/2 = 29
29 + 13 = 42
29 - 13 = 16
Therefore if Cristiano gives his brother 13 they will both have 29 apples each. Enough to keep 29 doctors away each.
Cristiano needs to give his brother forty-two apples.