Answer:
50/50 but i don know how a coin toss could determine birth
Hope i helped
Step-by-step explanation:
Answer:

Step-by-step explanation:




Answer:
431
Step-by-step explanation:
you take 7.75 divide it by 100 and then times it by 400
2/a= a/50
Cross multiply:
a* a= 2*50
⇒ a^2= 100
⇒ a= √100 or a= -√100
⇒ a= 10 or a= -10
Final answer: a= 10 or a= -10~
-12 1/2 + (-3 1/2)= (-(12+3+1) = -16