Explanation

wag is to dullard as an idiot is to clever.

Reason: wag and dullard are antonyms.

Similarly, idiot and clever are antonyms

Explanation

17+17+1=35

35+35+2=72

72+72+3=147

147+147+4=298

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Explanation

A is the Father of B.

Thus, B is a child of A.

B may be a girl or a boy.

i.e. B may be the Daughter or Son of A.

Now, it is given in question that B is not the son.

Hence, B is the Daughter.

ND18-9-2023

Explanation

A + 2 = C 

C + 3  = F

F + 4 = J 

J + 5 = O

ND18-9-2023

Explanation

20+5=25

25-2=23.

23+5=28.

28-2= 26

26 + 5 = 31 

31 - 2 = 29  

29 + 5 = 34 

34 - 2 = 32

ND18-9-2023

Explanation

4 x 3 = 12

12 x 3 = 36 

36 x 3 = 108

108 x 3 = 324

ND18-9-2023

Explanation

Cations are ions that are positively charged.

Anions are ions that are negatively charged.

Explanation

Radioactivity was discovered by Henri Becquerel in 1896.

Antoine Henri Becquerel was a French engineer, physicist, Nobel laureate, and the first person to discover radioactivity. 

ND18-9-2023

Explanation

A fortnight is a unit of time equal to 14 days (two weeks)

Explanation

 If we have two numbers a and b then their addition in any order will result in the same i.e., a + b = b + a.

Examples of Commutative Property of Addition

1 + 2 = 2 + 1 = 3.

3 + 8 = 8 + 3 = 11.

12 + 5 = 5 + 12 = 17.