The following bar graph gives the annual rate inflation in percentage for 1975 and 1987. Study the graph and answer the following questions.
The change in rate of inflation was least in which of the following?
A Man wants to plant trees in his garden in rows in such a way that the number of trees in each row is the same. If there are 24 rows, the number of trees in each row is 42. If there are 12 more rows find the number of trees in each row?
Dhoni buys spirit at Rs.60/liter and added some water to it and then sells it at Rs.75 per liter, what is the ratio of spirit to water if his profit in this deal is 37.5 %?
Ravi wants to sell a mobile phone at a profit of 20%. If he bought it at 10% less and sold it at Rs. 1200 less, but still he gained 20%. The cost price of the mobile is:
Ram and Syam together have Rs. 1210. If 4/15 of Ram′s amount is equal to 2/5 of Syam′s amount, how much amount does Syam have?
A car moving at 40 km per hour covers a distance in 6 hours 15 minutes. If it travels the same distance at 50 km per hour how long will it take to cover the distance?
In an examination, 1400 boys and 700 girls appeared out of which 40% of the boys and 50% of the girls failed. Find the percentage of candidates who passed.
The mean of marks secured by 45 students in division A of class X is 69, 65 students of division B is 65 and that of 50 students of division C is 63. Find the mean of marks of the students of three divisions of Class X.
If Saroj earns 24% more than Manoj. What percent less does Manoj earn than Saroj?
The sum of the ages of husband and wife at present is 100. Ten years ago the ratio of their ages was 9:7. What is the age of the husband?
36 workers can do a piece of work in 55 days. 66 workers can do twice of this work in
Two successive discounts of 5%, 10% are given for an article costing ₹ 850. The present cost of the article is
900 gm of sugar solution has 40 % of sugar in it. How much sugar should be added to make it 50% in the solution?
The length of a chord which is at a distance of 12 cm from the centre of a circle of radius 13 cm is
Ram and Arjun walk in opposite direction at the rate of 3 km and 2 km per hour respectively. How far will they be from each other after 2 hrs?
Sudharsan works 2 times as fast as Raj. If Raj can complete a job alone in 21 days, then in how many days can they together finish the job?
In a dance class, there are some boys and girls. If from that group 15 girls have gone, then for every 2 boys 1 girl is available. If 45 more boys have gone, then for every boy 5 girls are available. Then find the initial number of girls.
By selling 12 oranges for Rs 60, a man loses 25%. The number of oranges he has to sell for Rs 100, so as to gain 25% is
The average of marks obtained by A and B is 15 less than that of average marks obtained by B and C, If the marks obtained by C is 65 , then what is the marks obtained by A?
A train starts from a place A at 6 a.m. and arrives at another place B at 4.30 p.m. on the same day. If the speed of the train is 40 km per hour, find the distance traveled by train?
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