Length of line RS is probably 20 because it’s not smaller than the line it’s parallel to but it’s not equal either so the answer has to be c unless there’s a d that’s between 10-20
If the ratio is 90:3 and there are 4 groups of 3 in 12, then the ratio would then be 450:12, leaving you with 450 as the answer. Hope I helped
The answer is(might not be right but i think A)
16 because 16 has 1,2,4,8 and itself (16)
-b
- (-8b+5)
_________
-b
+ (8b-5)
__________
Solution: 7b-5
Check: 7b-5
+ -8b+5
__________
-b
