Q1.Speed of boat in downstream is 24 km/hr while speed of boat is 300% more than speed of stream. Find in total 6 hours, what distance can be covered by boatman if he covers half distance in downstream and half in upstream?
(a) 92km
(b) 70 km
(c) 24 km
(d) 96 km
(e) 108 km
Q3. In how many ways a four-digit number can be formed using starting ten whole numbers such that it is divisible by ‘4’ and repetition isn’t allowed?
(a) 1200
(b) 720
(c) 1120
(d) 1080
(e) 900
Q5. ‘x’ liters of a 30% alcohol solution is mixed with 40 liters of 60% alcohol solution & a resultant of 50% alcohol solution is formed. Now ‘3x’ liters of y% alcohol solution is added to 30 liters of 50% alcohol solution which resulted in 45% alcohol solution. The ratio of y : x is
(a) 17 : 6
(b) 16 : 15
(c) 7 : 15
(d) 14 : 5
(e) 17 : 8
Q6. If the cost price is same and the selling price is reduced by 40%, the profit gets reduced by 50%. If the selling price is increased by 20% then what will be the profit percentage?
(a) 400%
(b) 250%
(c) 500%
(d) 600%
(e) 750%
Q8. A basket contains only four kinds of fruits – guavas, mangoes, oranges and pears. What is the minimum number of fruits that should be picked from the basket to ensure that at least 5 guavas or at least 6 mangoes or at least 7 oranges or at least 8 pears are picked?
(a) 25
(b) 26
(c) 24
(d) 22
(e) 23
Q10. Rajat purchased few pencils, few erasers and few sharpeners from a shop where price of a pencil and an eraser is Rs 5 and Rs 15 respectively. Number of sharpeners purchased by Rajat is 7 more than the number of erasers. Which of the following is always true?
(a) If Rajat spends a total of Rs. 300, he can purchase a maximum of 16 erasers.
(b) The last digit of the number of sharpeners purchased by Rajat is either 7 or 2.
(c) If Rajat spends a total of Rs 120 and price of a sharpener is Rs 10 then the maximum number of pencils can be 6.
(d) Both (a) and (b)
(e) None of the above.
Q11. X invested Rs. P at 10% per annum, Y invested Rs.(P – 4000) less amount than X at the rate of 12% per annum. If they both get total compound interest at the end of two years Rs. 6412.8, then find capital invested by Y ?
(a) 16000 Rs.
(b) 12000 Rs.
(c) 10000 Rs.
(d) 14000 Rs
(e) 18000 Rs.
Q14. A boat takes double times in covering same distance in upstream that of downstream, if boat cover 96 km in downstream and 72 upstream in total 20 hours. Find still water speed of boat ?
(a) 6km/hr
(b) 8km/hr
(c) 7km/hr
(d) 9 km/hr
(e) 12km/hr
Solutions
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