3. If 3, 12 and 28 are in proportional find the first proportional. 4. If A = {2,4,6,8,10,12} ,B = {3,6,9,12,15} and C = {1,2,3,4,5,6,7} then find
(A ∪ B) ∩ C .

Yuto and hila attempted to solve the same inequality. their work is shown below. which statement is true about the work shown above? yuto is correct because he isolated the variable correctly and reversed the inequality symbol. yuto is incorrect because he should not have reversed the inequality symbol. hila is correct because she isolated the variable correctly and reversed the inequality symbol. hila is incorrect because she should not have reversed the inequality symbol.

Daniel expanded the expression as shown below -2(-8x-4y+3/4)=-10x-8y-11/4 what errors did he make? check all that apply

Which of the following is closest to 32.9 x 7.5? a: 232 b: 259 c: 220 d: 265