Kerala PSC Beat Forest Officer Paper 2016 – Arithmetic

Kerala PSC Beat Forest Officer Paper 2016 – Arithmetic

Difference between two numbers is 6 and difference between their squares is 180. Find the sum of two numbers ?
(a) 30
(b) 32
(c) 34
(d) 36

How many numbers upto 500 which are divisible by three and seven together ?
(a) 95
(b) 23
(c) 32
(d) 50

7.3 x 7.3 – 2 x 7.3 x 4.8 + 4.8x 4.8 = ?
(a) 62.5
(b) 6.25
(c) 0.625
(d) 0.0625

The ratio of Anu’s age to the age of her mother is 3 : 11. The difference of their age is 24 years. What will be the ratio their age after three years ?
(a) 6 : 14
(b) 3 : 11
(c) 3 : 1
(d) 1 : 3

75% of the workers in a factory are men and the rest are women. If there are 625 women in the factory. How many men are there ?
(a) 2500
(b) 3125
(c) 1875
(d) None of these

A circular wire of radius 21 cm is reshaped to make a square. Find the side of the square
(a) 33 cm
(b) 32 cm
(c) 10.5 cm
(d) 84 cm

Which term of the sequence 1, 6, 11, …. is 301
(a) 60
(b) 50
(c) 62
(d) 61

The middle number amoung 11 consecutive natural numbers is 28. Find the sum of 11 numbers
(a) 308
(b) 380
(c) 318
(d) 320

The next number of the sequence 7, 243, 21, 81, 63, 27, ____
(a) 9
(b) 81
(c) 243
(d) 189

I have to reach a place at a fixed time. If I walk at 3 km/hr. I will be late for 20 minutes. If I walk at 4 km/hr, I will reach there 10 minutes early. What distance I have to travel ?
(a) 7 km
(b) 6 km
(c) 12 km
(d) 2 km