Answer:
100% left handed people
20.6% = women
Not women who are left handed
=100-20.6
=79.4%
Answer:
-2/3
Step-by-step explanation:
A rational number is a number that can be expressed as a fraction so when you add 2 fractions it’s a rational number
Answer:
8 students got an A
Step-by-step explanation:
31%+44% = 75% so that must mean 25% of the class got As. So 
Cross multiply and you'll get 800 = 100x, solve that and 8 is your answer. Hope this helps!