101. There are four prime numbers written in ascending order of magnitude. The product of the first three is 385 and of the last three is 1001. Find the fourth number?
A. 5
B. 7
C. 11
D. 13
✅ The correct answer is option A. 5.
Mathematics
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102. A man rows his boat 85 km downstream and 45 km upstream, taking 2 1/2 hours each time. Find the speed of the stream?
A. 5 kmph
B. 6 kmph
C. 7 kmph
D. 8 kmph
✅ The correct answer is option D. 8 kmph.
103. The length of a rectangular plot is 4 ½ times that of its breadth. IF the area of the plot is 200 square meters, then what is it’s length?
A. 25m
B. 30m
C. 44m
D. None of these
✅ The correct answer is option B. 30m.
104. The simple interest accrued on an amount of Rs.49500 at he end of three is Rs.17820. What would be the compound interest accured on the same amount at teh same rate in the same period? (Round off your answer to two decimal places)
A. Rs.20043.94
B. Rs.18654.81
C. Rs.20264.46
D. Rs.19612.41
✅ The correct answer is option A. Rs.20043.94.
105. A and B together can complete a work in 1.2 days,. A alone can complete it in 20 days. If B does the work only for half a day daily, then in how many days A and B together will complete the work ?
A. 10 days
B. 11 days
C. 15 days
D. 20 days
✅ The correct answer is option C. 15 days.
106. The average of first 10 odd numbers is_____________?
A. 11
B. 10
C. 12
D. 17
✅ The correct answer is option B. 10.
Sum of 10 odd no. = 100
Sum of 10 odd no. = 100
107. A boat goes 6 km in an hour in still water. It takes thrice as much time in covering the same distance against the current. Speed of the current is_______?
A. 2 km/hr
B. 3km/hr
C. 4km/hr
D. 5 km/hr
✅ The correct answer is option C. 4km/hr.
108. √3584 * 52.034 = _______?
A. 3180
B. 3200
C. 3120
D. 3210
✅ The correct answer is option C. 3120.
109. A surn of money is to be distributed among A, B, C, D in the proportion of 5 : 2 : 4 : 3. If C gets Rs. 1000 more than D, what is B’s share ?
A. Rs. 500
B. Rs. 1500
C. Rs. 2000
D. None of these
✅ The correct answer is option C. Rs. 2000.
110. In a hospital there are enough injections sufficient for 15 days. Originally there were 80 patients but 40 more patients appeared. How many days these injections will be sufficient for now?
A. 10
B. 15
C. 16
D. 12
✅ The correct answer is option A. 10.