Select the option that is related to the fifth number in the same way as the second number is related to the first number and the fourth number is related to the third number:
18 : 96 :: 22 : 116 :: 23 : ?
Based on the following numbers, answer the given question:
(a) 2 5 4 3 7 8 6 7 9 4 3 7 8 6 2 3 4 8 9 4 8 7 6 4 3 7 2 8 9 7 5 3 2 4 5 9
(b) How many such digits are there which are immediately preceded by an even number and immediately followed by an odd number?
Select the option that represents the letters that, when placed from left to right in the same sequence in the blanks below, will complete the letter series:
B G K M _ _ C _ L
Five persons — P, Q, R, S, and T — were born in different years, namely 1991, 1992, 1993, 1994, and 1995 (not necessarily in the same order).
P was born after Q but before R.
S was born after R.
T was not born in 1995.
Who was born in 1992?
Two bulbs A and B are connected in parallel to a 3 V source.
If the ratio of resistance of bulb A to that of bulb B is 1 : 3, then the ratio of the heat produced by bulb A to that of bulb B in a given time is:
