Answer:
D
Step-by-step explanation:
-2 --> 2 = +4
5 --> - 3 = -8
<4, -8>
C 35 and 135
because the are relatively prime since the greatest common factor of both of them is 1.3
The ration is 4 cups water:1 cup vinegar so c cups water:12 cups vinegar 4 water/1 vinegar =c water/12 vinegar cross multiply so 12 times 1 and 4 times c so you get 12/4c divide both sides by 4 and you get 3 c=3
Answer:
X=50
Step-by-step explanation:
15×2=30
25×2=50
Answer:
45
Step-by-step explanation:
this should be correct :)
There are 9 in the 100's
108
117
126
135
144
153
162
171
180
There are 8 in the 200's (starting to see a pattern?)
207
216
225
234
243
252
261
270
There are 7 in the 300's
306
315
324
333
342
351
360
9+8+7+6+5+4+3+2+1 = 45
