Which of the following interchanges of signs would make the given equation correct?
7 − 4 × 40 ÷ 5 + 6 = 51
+ and ×
By interchanging '+' and '×', the equation correctly balances to 51. The modified equation follows proper order of operations and satisfies the given condition.
Four friends J, Q, B and Z rolled the dice in alphabetical order.
The scores were:
1st round: 3, 2, 5, 2
2nd round: 1, 5, 1, 4
3rd round: 4, 2, 1, 1
If each point on the dice would get 10 points, who won the maximum points after 3 rounds?
Six numbers, 1, 2, 3, 4, 5, and 6, are written on the different faces of a dice. Three different positions of the same dice are shown (Figures 1-3). Find the number on the face opposite to the face showing ‘3’.

1, 2, 3, 4, 5, and 6 are written on different faces of a dice. Three different positions of the same dice are shown below. Find the number on the face opposite to the one showing ‘6’.

Select the correct mirror image of the given figure when the mirror is placed at PQ as shown below.

Two statements are given followed by two conclusions numbered I and II. Assuming the statements to be true, even if they seem to be at variance from commonly known facts, decide which of the conclusions logically follow(s) from the statements.
Statements:
All Shirts are Cottons.
Some Shirts are Nets.
Conclusions:
I. All Nets are Shirts.
II. Some Nets are Cottons.