1.) convert pounds to ounces. 12.6 pounds=? 2.) convert kilograms to grams3.09 kg=3.) convert yards to inches245 yd=

In a class, there are 12 girls. if the ratio of boys to girls is 5: 4 how many boys are there in the class

What would be the reasons for lines 3 and 4? a. addition property; subtraction property b. addition property; solve c. substitution property; subtraction property d. substitution property; prove

1. if events a and b are non-overlapping events, how do you find the probability that one or the other occurs? 2. what does it mean if p(a or b) equals 1?