20÷4=5
so 5 employees and each car can be washed in 5 minutes.
so 5×5=25
answer=25
Answer:
Can't tell if this is a joke or not but eh
23+25=48
Step-by-step explanation:
Answer:
$675
Step-by-step explanation:
If it is 24% less than the regular price then it is 76% of the original price
$675 multiplied by 0.76 is $513
Answer:
-1, 2, 3
Step-by-step explanation:
Lập đạo hàm trên R bằng 0, ta được
(x + 1) × (x-2) × (x-2) × (x-3) = 0
X = -1, 2, 3
Answer: a
Step-by-step explanation: C is in quadrant 1 and quadrant 1 is (+,+)
