SPI Aurangabad Numerical Aptitude Sample Paper

DRDO MTS Model Paper on Arithmetic

Marked price and cost price of an article are in ratio 5 : 4. If the profit earned by selling the article is 12.5%, then what is the discount percentage?
(a) 12.5
(b) 15
(c) 8
(d) 10

The length, breadth and height of a cuboid are 5 cm, 2 cm and 4 cm respectively. What is the total surface area of the cuboid?
(a) 84 sq. cm
(b) 152 sq. cm
(c) 38 sq. cm
(d) 76 sq. cm

A train leaves P at 9 am with speed of 30 km/hr Another train leaves Q at 11 am with speed of 45 km/hr. The trains are travelling towards each other on parallel tracks. Distance between P and Q is 300 km. When they meet, what is the ratio of the distance covered by them?
(a) 8 : 5
(b) 13 : 12
(c) 17 : 14
(d) 11 : 9

70 sticks each of unit length are combined to form a right angle triangle without breaking any stick. What is the area (in square units) of the triangle ?
(a) 210
(b) 180
(c) 240
(d) 350

A, B and C, working alone can do a piece of work in 15, 30 and 75 days respectively. They work together and get Rs. 1615 for completing the work. What is the different in shares of A and C ?
(a) Rs. 760
(b) Rs. 620
(c) Rs. 680
(d) Rs. 540

The ratio of milk and water in a mixture is 4 : 3. If we add 2 litres of water, the ratio of milk and water becomes 8 : 7. What is the quantity of the final mixture?
(a) 18 litres
(b) 30 litres
(c) 24 litres
(d) 28 litres

What is the largest two digit number which when divided by 6 and 5 leaves remainder 1 in each case?
(a) 61
(b) 93
(c) 91
(d) 97

The average age of 12 boys is 15 years and the average age of 18 girls is 12 years. What is the combined average age of the boys and girls, taken together?
(a) 15.4
(b) 13.2
(c) 16.6
(d) 14.8

An article is sold at 100/7% profit. What is the ratio of the selling price to the cost price?
(a) 7 : 5
(b) 8 : 7
(c) 8 : 5
(d) 7 : 6

An article is sold for Rs. 6500 so as to earn a profit of 4%. A second article whose cost price is Rs. 3750, is sold at a loss of 4%. What is the overall gain or loss percent in the whole transaction?
(a) Gain 4%
(b) Loss 1%
(c) Loss 4%
(d) Gain 1%

You can also refer the following SPI Aurangabad Model Papers for practice –

SPI Aurangabad Model Papers on Mathematics

SPI Maths Paper 1
SPI Maths Paper 2
SPI Maths Paper 3
SPI Maths Paper 4
SPI Maths Paper 5
SPI Maths Paper 6
SPI Maths Paper 7
SPI Maths Paper 8