Answer:
The percent of change from 74 to 112 is 51%.
Step-by-step explanation:
Given:
The percent of change from 74 to 112.
Now, the difference between the numbers 
.
Then, calculating the percentage of the result by 
.
.
Round to the nearest percent of 
is 
.
Therefore, the percent of change from 74 to 112 is 51%.
0 = -16t^2 -60t +54
t = 0.75 seconds
solving by the quadratic equation or graphing calculator or completing the square.
Answer:
4/6 6/9 8/12 10/15 and so on, just multiply both the numerator and denominator by the same number and get your answer.
Step-by-step explanation:
There are 39 left handed students at Toms school
Answer:
L = 15, W = 8
Step-by-step explanation:
Perimeter = 2(L + W)
P = 40
L = 2W - 1
40 = 2((2W-1) + W)
40 = 4W - 2 + 2W
40 = 6W - 2
42 = 6W
W = 8
Since L = 2W - 1
L = 2(8) - 1
L = 15
