Quantitative Aptitude Quiz For ECGC PO 2021- 22nd February

Directions (1-5): What will come in the place of the question mark (?) in the following number series?

Q1. 10, 11, 24, 75, 304, ?
(a) 1220
(b) 1625
(c) 1525
(d) 1025
(e) 1545

Q2. 2, 6, 15, 40, 89, ?
(a) 210
(b) 310
(c) 230
(d) 340
(e) 110

Q3. 814, 406, 202, 100, 49, ?
(a) 21.5
(b) 27
(c) 43.5
(d) 33
(e) 23.5

Q4. 116, 58, 232, 116, 464, ?
(a) 212
(b) 232
(c) 262
(d) 220
(e) 322

Q5. 64, 32, 48, 120, 420, ?
(a) 1890
(b) 1990
(c) 1620
(d) 1740
(e) 1830

Directions (6-10): Study the line chart given below and answer the following questions.
Line chart shows the number of species of flora and species of fauna in 5 different jungles (A, B, C, D & E) in 2018.

Q7. If species of flora in A & in C in 2019 are increased by 40% and 25% respectively as compared to 2018, then find species of flora in A & C together in 2019 are how much more/less than species of fauna in C & D together in 2018?
(a) 100
(b) 500
(c) 200
(d) 400
(e) 300

Q8. Average of species of fauna in A, B, D & E in 2018 is what percent of species of flora in C in 2018?
(a) 50%
(b) 75%
(c) 62.5%
(d) 87.5%
(e) 37.5%

Q9. Find ratio of species of flora in A, B & D together in 2018 to species of fauna in C & E together in 2018.
(a) 25 : 32
(b) 20 : 27
(c) 2 : 3
(d) 5 : 9
(e) 4 : 5

Q10. In 2018, if species of flora in F are 33⅓% less than that of in B and species of fauna in F are 25% more than that of in D, then find species of flora and fauna together in F in 2018 are how much more/less than species of flora and fauna together in B in 2018?
(a) 800
(b) 500
(c) 200
(d) 400
(e) 100

Q11. Average age of Y, Z and A is 27 years. Average age of Y and Z is 28 years, average age of Z and A is 24.5 years and Average age of A and Y is 28.5 years. Find the age of the oldest among them?
(a)25 years
(b)24 years
(c)32 years
(d)35 years
(e)38 years

Q12. Selling Price of a shirt is Rs 3600 and a discount of 10% is given on MRP of that shirt. If sum of profit earned and given discount is Rs.1120, what is profit percent earned on shirt?
(a)10%
(b)20%
(c)5%
(d)15%
(e)25%

Q13. Total girls in a class are 1470. Ratio of total boys to total students in that class is 3 : 10. If number of teachers are 30% of the boys, then find the difference between number of teachers and number of girls?
(a)1291
(b)1225
(c)1271
(d)1281
(e)1265

Q14. The simple interest received on Rs 5600 at (5+r) % per annum for 2 years is Rs 1680. Find the compound interest earned on the same sum at r% per annum for 2 years ?
(a)Rs 1176
(b)Rs 1150
(c)Rs 1200
(d)Rs 1148
(e)Rs 1172

Q15. If perimeter of a semicircle and a square are equal, then find the ratio of area of semicircle to that of square ?
(a)77 : 81
(b)81 : 85
(c)85 : 81
(d)75 : 73
(e)73 : 75

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