RRB Junior Engineer (JE) Sample Paper: Mathematics-5

1. Find the sum of first 50 odd numbers.

(a) 1950
(b) 1800
(c) 2000
(d) 2500

2. Find the sum of all odd numbers between 100 and 175.

(a) 5069
(b) 5065
(c) 5070
(d) 5050

3. Find the sum of the squares of first 50 natural numbers.

(a) 42925
(b) 42900
(c) 42860
(d) 42875

4. Find the sum of the cubes of first 10 natural numbers.

(a) 3010
(b) 3040
(c) 3025
(d) 3020

5. Find the number of digits that are to be used in numbering a book of 500 pages.

(a) 1392
(b) 1346
(c) 1325
(d) 1352

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1(d), 2(a), 3(a), 4(c), 5(a)