69.92 when you add them all up and divide it you get 69.92
Answer:
62 x 10 =620
Step-by-step explanation:
multiply
A. 12; Least common denominator is the least multiple that the denominator have together. So you multiply the denominators until you get the first number they both have in common.
6*1 = 6
6*2 =12
4*1 =4
4*2 =8
4*3 = 12
Since the first number they both have in common is 12, the least common denominator is 12
Step-by-step explanation:
3/6=k/7
cross multiply then
6k=21
divide by the coefficient of k
k=3.5
Answer:
the first answer is correct answer