Quantitative Aptitude for IDBI Executive Exam 2018: 19th March 2018

Q1. Total no. of defective mobile phones manufactured by Moto and Apple together is approximately what percent of good mobile phones manufactured by Lava? 
(a) 76%
(b) 63%
(c) 67%
(d) 77%
(e) 65%

Q2. If 80% of defective phones of Samsung were refurbished and sold at a price which was 76% of original price of good Samsung phone and if selling price of refurbished Samsung phone was Rs. 9500 per phone then find the total selling price of Samsung phones which were sold? (in million) 
(a) 24,200
(b) 21,200
(c) 20,472
(d) 20,200
(e) 22,000

Q3. What is the average no. of good mobile phones manufactured by Redmi, honor and Apple together? 
(a) 2.12 million
(b) 21.2 million
(c) 0.12 million
(d) 4.12 million
(e) 1.212 million

Q4. Total no. of good mobile phones manufactured by Redmi was what percent more than the total no. of good phones manufactured by Honor? 
(a) 200/9%
(b) 900/7%
(c) 500/9%
(d) 400/9%
(e) 100%

Q5. What is the difference between no. of good mobiles launched by Moto, Samsung and Apple together and no. of good mobiles launched by Honor, Redmi and Lava together?
(a) 1.2 million
(b) 2.1 million
(c) 2.4 million
(d) 3.1 million
(e) 1.1 million

Q6. The manufacturer of an article makes a profit of 6%, the wholesale dealer makes a profit of 15%, and the retailer makes a profit of 20%. Find the manufacturing price of the article if the retailer sold it for Rs. 10,971.
(a) Rs. 8000
(b) Rs. 7500
(c) Rs. 7000
(d) Rs. 7950
(e) Rs. 8500

Q7. A man has three sons. The man can do twice the work of his three sons. The first and the second son can do the work in 24 days and 36 days respectively. If the man completes the work in 34/11 days. Then find out the time taken by the third person to finish the work? (approximate)
(a) 13 days
(b) 14 days
(c) 18 days
(d) 11 days
(e) 17 days

Q9. If a number of two digits is formed with the digits 2, 3, 5, 7, 9 without repetition of digits, what is the probability that the number formed is 35?
(a) 1/10
(b) 1/20
(c) 2/11
(d) 1/11
(e) 3/10

Q10. The letters of the word ‘article’ are arranged at random. Find the probability that the vowels may occupy the even places. 
(a) 2/35
(b) 1/35
(c) 3/36
(d) 2/34
(e) None of these 

Directions (11-15): Find the approximate value of the following questions.

Q11. 117.95 × 8.017 × 4.98 =? 
(a) 4670
(b) 4780
(c) 4840
(d) 4720
(e) 4800

Q12. 21.0091 – 6.085 + 13.24 = (35 ÷ ?) × 2
(a) 6.5
(b) 2.5
(c) 12.5
(d) 18.5
(e) 20

Q13. 9876 ÷ 24.96 + 215.005 – ? = 309.99
(a) 395
(b) 295
(c) 300
(d) 315
(e) 310

Q14. 16.001 × 30.999 × 8.998 =? 
(a) 4464
(b) 4800
(c) 4100
(d) 3900
(e) 5000

Q15. 901/51÷21/1201×101/301=?
(a) 320
(b) 360
(c) 400
(d) 410
(e) 430

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