If + means −, − means ×, × means ÷, and ÷ means +, what will be the value of the following expression?
 45 × 9 ÷ 12 – 5 + 3

Select the option that is related to the fourth term in the same way as the first term is related to the second term and the fifth term is related to the sixth term.
 18 : 234 :: ? : 176 :: 14 : 126

Select the number from among the given options that can replace the question mark (?) in the following series. 

Question figure. 

Which of the following numbers will replace the question mark (?) in the given series?

1, 3, 6, 18, 36, 108,?

Figure A is related to B in a certain pattern. Following the same pattern, figure C is related to D. Study the pattern and select the figure which should be placed in place of D.

Which letter-cluster will replace the question mark (?) to complete the given series?

CABQ, CEJC, CIRO, CMZA, ?

Select the correct mirror image of the given combination when the mirror is head at the right side of the image. 

Question figure.

Select the set in which the numbers are related in the same way as are the numbers of the following sets. (NOTE: Operations should be performed on the whole numbers, without breaking down the numbers into its constituent digits. E. g. 13 – Operations on 13 such as adding / subtracting / multiplying etc. to 13 can be performed. Breaking down 13 into 1 and 3 and then performing mathematical operations on 1 and 3 is not allowed)

(7, 3, 43)
 (5, 2, 21)