6. If ‘_’ stands for division, ‘+’ for 'multiplication', ‘/’ stands for subtraction and ‘x' for addition, which of the following equations is correct?
6+20-12/7 – 1 = 38
6-20/12x7+1 = 57
6/20x12+7 – 1 = 70
6+20-12/7x1 = 62
7. Choose the Venn diagram which best illustrates the three classes given below : Citizens, Educated, Men
(a)
(b)
(c)
(d)