She has 90 markers because 18 times 5 is 90
Answer:
march 9
Step-by-step explanation:
10+3-4
=9
I think that's the answer
Answer: a= b/ b+2
Step 1: factor out variable a.
a(b+2)= b
Step 2: divide both sides by b+2.
a(b+2)/ b+2 = b/b+2
Answer:
2.4 hours or 2 hours and 24 minutes
Step-by-step explanation:
Jack mows 1/6 of the lawn per hour while Marilyn mows 1/4 of the lawn together. Adding up those rates yields in their combined mowing rate:

The time required for them to mow the entire lawn is:

It would take them both 2.4 hours to mow the lawn together.
Answer:
E $10240.00
Step-by-step explanation:
The total amount of money is x.
3/8 × x = 3840
Multiply both sides by the reciprocal of 3/8 which is 8/3.
x = 3840 × 8/3
x = 10240
Answer: E $10240.00