How many states share their boundary with

Which letter-cluster will complete the given series?

BHERZ, DGHTX, FFKVV, _________

Select the correct mirror image of the given figure when the mirror is placed at line MN as shown.

If + means −, − means ×, × means ÷ and ÷ means +, then what will come in place of the question mark (?) in the following equation?

Select the option figure in which the given figure is embedded (rotation is NOT allowed).

In a certain code language, 'BELL' is written as 'MKFA' and 'BOND' is written as 'EMPA'. How will 'BLEW’ be written in that language?

Which of the following interchanges of numbers (not the digits of the numbers) would make the given equation correct?

Statements:

I.  Some doctors are engineers.

II.  All engineers are lawyers.

Conclusions:

A series is given with one term wrong. Select that wrong term from the given alternatives.

82, 164, 492, 2450, 17220

Statements: All people are tall. Some tall are buildings. No buildings are clocks.

Conclusion I: Some people are buildings.

Which two signs should be interchanged to make the given equation correct?

729 × 9 – (56 – 6) × 5 ÷ 2 + 152 × 19 = 69