CAT Exam

In some code, letters a, b, c, d and e represents numbers 2, 4,
5, 6 and 10. We don’t know which letter represents which number. Consider
the following relationships:
(i) a + c = e (ii) b – d = d and (iii) e = a = b
Which statement below is true?
(a) b = 4, d = 2 (b) a = 4, e = 6
(c) b = 6, e = 2 (d) a = 4, c = 6

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CAT Other Question

For a Fibonacci sequence, from the third term onwards, each
term in the sequence is the sum of the previous two terms in that sequence.
If the difference of squares of seventh and sixth terms of this sequence is
517, what is the tenth term of this sequence?
(a) 147 (b) 76
(c) 123 (d) Cannot be determined
A, B and C went to buy ration from a wholesale market. They had
a combined sum of Rs 900. A spent 80%, B spent 70% and C spent 75%
of their respective amounts. Now the ratio of amounts left with them is
4 : 9 : 10. Find the ratio of amounts they had in the beginning.
(a) 2 : 4 : 3 (b) 3 : 4 : 2
(c) 5 : 2 : 2 (d) 2 : 3 : 4