CG VYAPAM RI 2015 Paper-Mathematics

Chhattisgarh Vyapam Revenue Inspector Paper 2015 for Mathematics
Total Questions – 150 Mathematics Questions – 30

A sum of money put at a compound interest amounts in two years to Rs. 673 and in three years to Rs. 714. Then the rate of interest per annum is (approximately)-
(a) 25/6%
(b) 25/4%
(c) 5/3%
(d) 6.4%

In a triangle ABC, D,E,F are mid points of BC,CA and AB respectively. If P is point of intersection of AD,BE and CF. Then, which of the following is true?
(a) AP/PD=CP/PF=BP/PE=2/1
(b) AP/PO=CP/PF=BF/PE=3/1
(c) AP/PD=CP/PF=BF/PE=4/1
(d) None of the above.

If three persons fire from their pistols simultaneously for the first time. After that they fire at every 3,5 and 7 sec. from their pistols. How many times they fire together in one hour after third simultaneous fire?
(a) 32 times
(b) 38 times
(c) 34 times
(d) None of the above

What annual instalment will discharge a debt of Rs. 4620 due in 5 years at 5% simple interest?
(a) 1080
(b) 924
(c) 1280
(d) 1050

The average marks of 50 students in a class is 15. Five students left whose average marks was 15.25 and 4 new students joined the class whose marks were respectively 13, 11, 10.5 and 9.75. Then the present average marks of the students in the class is
(a) 14
(b) 14.12
(c) 14.65
(d) None of the above

A hollow cylinder is closed at both the ends. If the radius of base of the cylinder is half of height of the cylinder and the complete surface area of the cylinder is 924 units, then the height of the cylinder is
(a) 14
(b) 16
(c) 18
(d) None of the above

The sum of two positive integers is 52 and their LCM is 168. Then the numbers are
(a) 32, 20
(b) 17, 35
(c) 16, 36
(d) 24, 28

In an urn there are coins of Rs. 1, 50 paise and 25 paise in the ratio 5:6:7. If their total value is Rs. 117, then sum of numbers of 50 paise coins and 25 paise coins is not divisible by
(a) 13
(b) 7
(c) 4
(d) 6

A milk seller buys milk at the rate of Rs. 3 per litre. He mixes water 1/4 of it and sells the mixture at the cost price. Then his percentage gain is
(a) 20%
(b) 25%
(c) 25%
(d) 30%

In a village there are five men for every four women and five children for every two men. If there are 648 women then what is the population of village ?
(a) 3475
(b) 3473
(c) 3483
(d) None of the above