Answer:
Step-by-step explanation:
150 -12.2 -rounded
350 -18.4.
add or subtract
Answer:
x=15 in.
Step-by-step explanation:
If the parallelograms are equal (I assume they are), then the ratios are the same. 12 is 3/4 of 16. 3/4 of 20 is 15.
Answer:

Step-by-step explanation:
Given a number n then the multiplicative inverse is 
The product of a number and it's multiplicative inverse = 1
Given 2, then multiplicative inverse is 
Yes because simplified 9/15 equals 3/5 and 6/10 also equals 3/5