| Aptitude Mini Mock -05 | OSSSC Prelims | March 5, 2024 by admin/20 2 OSSSC Prelims MINI MOCK APTITUDE- Mini Mock-05(OSSSC-RI,AMIN,SFC,ICDS) 1 / 20A can do 1/5th of a job in 10 days, B can do 1/3rd of the job in 25 days. In how many days can they do half of the job working together? 30 45 15 20 A can do 1/5^{th} of the job in 10 days,∴ A can do the complete job in 50 daysB can do 1/3^{rd} of the job in 25 days∴ B can do the complete job in 75 daysAmount of job done by A + B in one day = 1/50 + 1/75 = (3 + 2)/150 = 1/30∴ They require 30 days to complete the whole job⇒ Days required to complete half the job when A and B work together= 1/2 × 30 = 15Alternate Solution:Time taken by A to complete the job = 50 daysTime taken by B to complete the job = 75 daysEfficiency of A and B when they work together = 3 + 2 = 5⇒ Days required to complete half the job when A and B work together= 150/(2 × 5) = 152 / 20Giri started a business with Rs. 35,000 and is joined afterwards by Ganesh with Rs. 60,000. After how many months did Ganesh join if the profits at the end of the year are divided equally? 7 5 6 4 3 / 20A number is first increased by 15% and it is further increased by 30%. The original number is increased altogether by: 49% 43% 49.5% 40% 4 / 20Anand and Deepak started a business investing Rs. 22,500 and Rs, 35,000 respectively. Out of a total profit of Rs. 13,800, Deepak's share is : Rs. 5400 Rs. 7200 Rs. 8400 Rs. 9600 5 / 20The ratio between the perimeter and the breadth of a rectangle is 5 ∶ 1. If the area of the rectangle is 216 sq. cm what is the length of the rectangle? 24 cm 18 cm 16 cm None of these 6 / 20Three numbers are in the ratio 19 : 21 : 23. If the difference between thrice the third number and the sum of first and second number is 841. Find the difference between the first and third number? 116 126 146 136 7 / 20The ratio between two numbers is 2 ∶ 3. If their LCM is 150. Then the numbers are 30, 40 48, 64 50, 75 None of these 8 / 2043% profit on cost price. Due to error in weighting machine, it weights 25% more than what it displays on its screen. Then the profit % or loss % he get is 11.11, Profit 14.4%, Profit 11.11%, Loss 9.09%, loss 9 / 20If ₹12,800 is invested in a bank for 5 years at the rate of 9% per annum simple interest. what amount is returned by the bank? ₹18,560 ₹18,650 ₹5,760 ₹19,694 10 / 20A man sells a horse for Rs. 800 and loses something, if he had sold it for Rs. 980, his gain would have been double the former loss. Find the cost price of the horse? Rs. 900 Rs. 875 Rs. 850 Rs. 860 11 / 20 A B C D 12 / 20The selling price of a toy cycle was marked as 2100. During sale, 2 consequetive discounts of 20% and 15% was given. The cycle was sold at 1460 1428 1365 1397 13 / 20The average marks obtained by Raghav in 15 tests are 25. Zubeida has maintained an average of 23 so far but has taken only 10 of the tests. If each test is out of 30, how much must Zubeida score on average in the remaining 5 tests to still have a chance to match Raghav’s performance? 29 27 30 22 14 / 20A train 110 meters long is running with a speed of 60 kmph. In what time will it pass a man who is running at 6 kmph in the direction opposite to that in which the train is going? 4 6 5 9 15 / 20Two alarm clocks ring their alarms at regular intervals of 144 seconds and 120 seconds. If they first beep together at 6:00 pm, at what time will they beep together again for the next time? 6:18 PM 6:15 PM 6:21 PM 6:12 PM 16 / 20A 624 litres of mixture contains milk and water in the ratio 19 ∶ 20. How much milk must be added to the mixture so that it contains milk and water in the proportion of 3 ∶ 2? (In litres) 196 176 166 186 17 / 20LCM of 2/5 , 3/10 and 4/15 is- 2/5 1/15 9/5 12/5 18 / 20A can type 10 pages in 5 minutes. B can type 5 pages in 10 minutes. Working together, how many pages can they type in 30 minutes? 15 25 65 75 19 / 20In a school, the ratio of the number of boys and girls is 3 ∶ 2. If 30% of the boys and 20% of the girls are scholarship holders, then the percentage of students that do not get scholarships is 80 74 20 26 20 / 20A train takes 18 seconds to pass completely through a station 162 m long and 15 seconds through another station 120 m long. The length of the train is : 70 m 80 m 90 m 100 m Your score is Download Our App for Quiz .Quiz available at OSSSC TEST SERIES_MINI MOCK- Level 2Download App For QuizSubscribe Us Facebook Twitter Youtube Telegram Instagram