Frist you have to set up an equation. You know that 90 % is out of a 100 so that's one fraction. The rule for word equations like these is: is over of so therefore 45 is on top.
45 90
---- ---- Now all you do is cross multiply so 45 x100= 4500
n 100 then 4500/90 to get n
Answer:
A. 1/2x + 6 = 10
D. 3/2x - 4 = 11
Step-by-step explanation:
x = 8
1/2 (8) + 6 = 10 CORRECT
x = 6
1/4 (6) - 1/2 = 2 This is incorrect for the correct answer is 1
x = 12
2/5 (12) + 1/5 = 9 This is incorrect for the correct answer is 5
x = 10
3/2 (10) - 4 = 11 CORRECT
2 1/2 because you divide the 15 by 6 and 2 R.3 3 is half of 6 so you make it a half leaving you with 2.5 or fraction form:2 1/2
Answer:
123 domestic stamps
89 foreign stamps
Step-by-step explanation:
Idk and i dont care about this