Answer:
4800
Step-by-step explanation:
A day consist of 24 hours. Half of 24 is 12. 4 x 13 = 12 so 1600 x 3 = 4800.
sqrt (b^2 -4ac ) =sqrt (4-4•3•4) = sqrt (-44) so the parabola does not have real solutions. Answer C)
Answer:
There were 40 cups of coffee and 19 cups of tea sold.
Step-by-step explanation:
Total number of cups sold = 59
Let the number of tea cups = x
Let the number of coffee cups = y
Then, ------------------- (1)
Total amount collected = $108.50
=> -------------------- (2)
From (1), ------------------------ (3)
Substituting in (2):
=>
=>
=>
=>
Substituting in (3):
=>
Answer:
3. A=40
B= 80
C= 48
4. A= 54
This all i can figure out rn
Step-by-step explanation: