8% of is equal to
50
75
80
100
A cycle is sold for 880 at a loss of 20%. For how much should it be sold to gain 10% ?
1400
1210
1100
1000
Marked price of an article is 20% above the CP. He allows his customers a discount and makes a profit of 8%. The rate of discount is
10 %
12 %
20 %
18 %
In a flight of 600 km, an aircraft was slowed down due to bad weather. Its average speed for the trip was reduced by 200 km/hr and the time of flight increased by 30 minutes. The duration of the flight is :
1 hours
2 hours
3 hours
4 hours
The difference in simple interest and compound interest on a certain sum of money in 2 years at 15% p.a is 144. The sum is
6,000
6,200
6,300
6,400
A school has 4 section of Chemistry in Class X having 40, 35, 45 and 42 students. The mean marks obtained in Chemistry test are 50,60, 55 and 45 respectively for the 4 sections. Determine the overall average of marks per student
50.25
52.25
51.25
53.25
A and B can finish a work in 10 days while B and C can do it 18 days. A started the job, worked for 5 days, then B worked for 10 days and the remaining work was finished by C in 15 days. In how many days could C alone have finished the whole work ?
30 days
15 days
45 days
24 days
Bhanu borrowed a certain sum of money at 12% per annum for 3 years and Madhuri borrowed the same sum at 24% per annum for 10 years. The ratio of their amounts is
1 : 3
2 : 1
2 : 3
2 : 5
The rowing speed of man in still water is 20 km/h. Going downstream, he moves at the rate of 35 km/h. The rate of stream is
45 km/h
2.5 km/h
5 km/h
10 km/h
A man rows to a place 48 km distant and back in 14 hours. He find that he can row 4 km with the stream in the same time as 3 km against the stream. Find the rate of stream.
1 km/h
1.5 km/h
2 km/h
None of these
