MBA Exam

Raj invests Rs.2400 partly in 3% stock at 75 and partly in 4% stock at 96. Ifthe total income from both is Rs.97.50, find the sum invested in each.(a) Rs.1500 in 3%, Rs.900 in 4% (b) Rs.900 in 3%, Rs.1500 in 4%(c) Rs.1200 in each (d) Rs.2000 in 3%, Rs.400 in 4%Nice Qstn though not CAT level

1) a
2) b
3) c
4) d

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MBA Other Question
find 2^32-(2+1)(2^2+1)(2^4+1)(2^8+1)(2^16+1)plz explain

1) 0
2) 1
3) 2
4) 2^16
 if this pattern continues where would 289 appear?13,57,9,1113,15,17,19

1) row 18
2) row 17
3) row 19
4) row 20