Answer: No she'll need atlease 9 dollars
Step-by-step explanation:
48.95 x 18% is 8.811 which is greater than
Find the rate in which both balls make one full rotation around the track.
Ball A:

It takes 30 seconds for Ball A to make a full rotation.
Ball B:

It takes 20 seconds for Ball B to make a full rotation.
Find the least common multiple of 20 and 30 to find the time at which they'll meet.
Multiples of 20: {20,40,60}
Multiples of 30: {30,60}
60 is the least common multiple of both 20 and 30.
The balls will meet again at
60 seconds.
<span>f x=0 ==>x^4+400=0+400=400</span>
Answer: C, you are correct
Step-by-step explanation:
Answer: 6
Step-by-step explanation:
Eliminate the negative and change the operation.
4 + 1
Rewrite equation with parts separated
4 + + 1 +
Add whole numbers
4 + 1 = 5
Solve fraction
+ = ??
Find LCD of and . LCD = 15
+ =
Simplify fraction
= 1
Combine whole number and fraction
5 + 1 + = 6