Related Questions

A car-wash can wash 8 cars in 18 minutes. At this rate, how many cars can the car-wash in 3 hours ?
A 13
B 40.5
C 80
D 125
A car wash center washes 10 cars in half an hour . At this rate how many cars can wash in 4 hours?
A 60
B 20
C 96
D 80
A car wash centre washes 10 cars in half an hour. At this rate how many cars can it wash in 4 hours?
A 60
B 20
C 96
D 80
A car wash center washes 10 cars in half an hour. At this rate how many cars can it wash in 4 hours?
A 60
B 20
C 96
D 80
A car washer machine can wash 8 cars in 18 minutes. How marry cars can be washed at the same rate in 3 hours?
A 54
B 72
C 80
D 87
E 96
John, Jack, Joseph and Jordan participated in a running race. Only the winner finished the race in 10 minutes. Which two pieces of information can tell you who the winner was? (i) John finished the race in 16 minutes . (ii) Joseph finished the race earlier than Jack by 2 minutes. (iii) Jack finished the race later than Jordan by 4 minutes. (iv) Jordan finished the race earlier than John by 6 minutes. (v) John finished the race later than Joseph by minutes.
A I and II
B I and IV
C II and III
D II and V
A factory that employs 1000 assembly -in workers pays each of these workers at a rate of Tk. 5 per hour for the first 40 hours worked during a week and 1.5 times that rate for the hours worked in excess of 40 hours. whatis the total amount paid to the workers in a week in which 30% of the workers worked 20 hours, 50% worked 40 hours and the rest of the workers worked 50 hours?
A 1,85,000
B 1,58,12,5
C 14547
D 4752547
A can complete a certain work in 4 minutes, B in 5 minutes, C in 6 minutes, D in 10 minutes and E in 12 minutes. The average number of units of work completed by them per minute will be
A 0.40
B 0.16
C 0.80
D None of these
A mechanic repairs 4 cars in 5/3 hours. How many cars can he repair in 50 minutes?
A 2
B 21/3
C 22/3
D 25/6
Robi takes 3 minutes to inspect a car , and Sashi takes 4 minutes to inspect a car . If they both start inspecting different cars at 8:30 AM, what would be the ratio of the number of cars inspected by Robi and Sashi by 8:54 AM of the same day ?
A 3:2
B 4:3
C 2:6
D 8:12

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