1.23 is the correct answer
D. -1,-1 because If you were to place that on a graph you would get d. for your answer and you can also do it on a TI-83 plus calculator
Answer: 
Step-by-step explanation:
Given
Raju buy an old car for 
He spent
on its repair
The selling price of the car 
So, the cost price is

Here, 
Gain percent is

Answer: that's false
Step-by-step explanation:
degrees of freedom=(r-1)(c-1)
If I'm wrong I'm sorry
Answer:
1.) 7/20 or StartFraction 7 Over 20 EndFraction
please put this as brainliest
Step-by-step explanation:
3 investors:
1 investor= 1/4 or 5/20
2 investor= 2/5 or 8/20
1+2 investors= 13/20
3rd investor = 7/20