A walks around a circular field at the rate of one round per hour while B runs around it at the rate of six rounds per hour. They start in the same direction from the same point at 7.30 a.m. They shall first cross each other at :___________?

Related Mcqs:

1. A and B walk around a circular track. A and B walk at a speed of 2 rounds per hour and 3 rounds per hour respectively. If they start at 8 a.m. from the same point in opposite directions, how many times shall they cross each other before 9.30 a.m.?

   A. 5
   B. 6
   C. 7
   D. 8

2. A, B and C start at the same time in the same direction to run around a circular stadium. A completes a round in 252 seconds, B in 308 seconds and C in 198 seconds, all starting at the same point. After what time will they meet again at the starting point?

   A. 26 min 18 sec
   B. 42 min 36 sec
   C. 45 min
   D. 46 min 12 sec

3. The perimeter of circle field and a square field are equal. If the area of these square field is 12100m2, the area of a circular field will be_________?

   A. 15500Sq.m
   B. 15400Sq.m
   C. 15200Sq.m
   D. 15300Sq.m

4. The water in a rectangular reservoir having a base 80m by 60m is 6.5m deep.In what time can the water be amplified by a pipe of which the cross section is a square of a side 20cm if the water runs through the pipe at the rate of 15km per hour?

   A. 26hours
   B. 42hours
   C. 52hours
   D. 65hours

5. If a man walks at 6 kmph, he can reach his destination at 9:00 am. However, he walks a little slower and reaches only at 10:00 am. If the distance to his destination was 12 km, at what speed did he walk?

   A. 5 kmph
   B. 4 kmph
   C. 4.5 kmph
   D. 3 kmph

6. The average of runs of a cricket player of 10 innings was 32. How many runs must he make in his next innings so as to increase his average of runs by 4?

   A. 2
   B. 4
   C. 70
   D. 76

7. Three men start together to travel the same way around a circular track of 11 kilometers in circumference. Their speeds are 4, 5 and 8 kilometers per hour respectively. When will they meet at a starting point?

   A. 11 hours
   B. 12 hours
   C. 220 hours
   D. 22 hours

8. A man walked 20 m to cross a rectangular field diagonally. If the length of the field is 16 cm. Find the breadth of the field is________?

   A. 11 m
   B. 12 m
   C. 13 m
   D. 14 m

9. At 10 a.m. two trains started traveling toward each other from stations 287 miles apart. They passed each other at 1:30 p.m. the same day. If the average speed of the faster train exceeded the average speed of the slower train by 6 miles per hour, which of the following represents the speed of the faster train, in miles per hour?

   A. 38
   B. 40
   C. 44
   D. 48

10. The length of the rectangular field is double its width. Inside the field there is square shaped pond 8m long. If the area of the pond is 1/8 of the area of the field. What is the length of the field?

    A. 31 m
    B. 32 m
    C. 16 m
    D. 20 m