Answer:
Multiply the number by 77.5% (100%-22.5%)
Step-by-step explanation:
Step-by-step explanation:
6 problems= 8 seconds
1 problem = 4/3 seconds
16minutes= 960 seconds
960seconds÷4/3 seconds
=720
I'm not sure but I tried lol
Answer:
C
Step-by-step explanation:
- choose any 2 sets of corresponding values and use the formula
( y2 - y1 ) / ( x2 - x1 )
you'll get -3/4