Choose or find odd number pair - (43 - 6) , (28 - 4) , (50 - 7) , (36 - 5)

B. 28 - 4

In following question, a number series is given with one term missing. Choose the correct alternative that will same pattern and fill in the blank spaces. - 3, 4, 7, 7, 13, 13, 21, 22, 31, 44,

B. 43

Seven executives P, Q, R, S, T, U andW reach office in a particular sequence.
U reaches immediately before P but does not immediately follow S. R is the last one to reach office. T follows immediately after P and is subsequently followed by W. Among the executives, who reaches the office first ? 

B. S

(i) Eight doctors P, Q, R, S, T, U, V and W visit a charitable dispensary every day except on a holiday i.e. Monday.
(ii) Each doctor visits for one hour from Tuesday and Sunday except Saturday. The timings are 9 a.m. to 1 p.m. and 2 p.m. to 6 p.m.; 1 p.m. to 2 p.m. is lunch break.
(iii) On Saturday, it is open only in the morning i.e. 9 a.m. to 1 p.m. and each doctor visits for only half an hour.
(iv) No other doctor visits the dispensary before doctor Q and after doctor U.
(v) Doctor W comes immediately after lunch break and is followed by R.
(vi) S comes in the same order as P in the afternoon session. Doctor P visits in between which of the following pairs of doctors ?

D. R AND U

In a certain aode, '975' means 'Throw away garbage';
'528' means 'Give away smoking'  and
'213' means 'Smoking is harmful'.
Which digit in that code means 'Give' ?

C. 8