ICERT Scientist C Paper 2019 – Aptitude

NIELIT ICERT Scientist C Paper 2019 – Aptitude

If the ratio of the areas of two squares is 9:1, the ratios of their perimeters is
(a) 9 : 1
(b) 3 : 1
(c) 3 : 4
(d) 1 : 3

An agent buys a T.V. set listed at Rs. 10000 and gets 10% and 20% successive discounts. He spends 10% of his C.P. on transport. At what price (in rupees) should he sell the T.V. set to earn a profit of 10%?
(a) Rs. 8,692
(b) Rs. 8,702
(c) Rs. 8,712
(d) Rs. 8,722

By which one of the of the following should we multiply 152207 so that the product is 11111111?
(a) 53
(b) 63
(c) 73
(d) 83

In a class consisting of 100 students, 20 know English and 20 do not know Hindi and 10 Know neither English nor Hindi. The number of students kowing both Hindi and English is
(a) 5
(b) 10
(c) 15
(d) 20

A and B start a business with initial investments in the ratio of 12:11 and their annual profits were in the ratio of 4:1. If A invested the money for 11 months, B invested for
(a) 3 months
(b) 4 months
(c) 11/3 months
(d) 6 months

A train overtakes two persons who are walking in the same direction in which the train is goving, at the rate of 2kmph and 4 kmph and passes them completely in 9 and 10 seconds respectively. The length of the train (in meters) is
(a) 45
(b) 54
(c) 50
(d) 72

Four milkmen rented a pasture. A grazed 18 cows for 4 months, B 25 cows for 2 months, C 28 cows for 5 months and D 21 cows for 3 months. If A’s share of rent in Rs. 360, the total rent of the field (in rupees) is
(a) 1500
(b) 1600
(c) 1625
(d) 1650

A sum of money amounts to Rs. 6690 after 3 years and to Rs. 10,035 after 6 years on compound interest. The sum is
(a) Rs. 4,400
(b) Rs. 4,460
(c) Rs. 4,520
(d) Rs. 4,445

For a sphere of radius 10 cm, the numerical value of the surface area is how many percent of the numerical value of its volume?
(a) 26.5%
(b) 24%
(c) 30%
(d) 45%

About the number of pairs which have 16 as their HCF and 136 as their LCM. we can definitely say that
(a) Only one such pair exists
(b) Only two such pairs exist
(c) Many such pairs exist
(d) No such pair exists