1 . t was calculated that 75 men could complete a piece of work in 20 days. When work was scheduled to commence, it was found necessary to send 25 men to another project. How much longer will it take to complete the work?
2 . A contractor undertook to do a piece of work in 125 days and employs 175
men to carry out the job, but after 40 days, he finds that one a quarter of the
work had been carried out. How many more men should be employed to
finish the work in time?
3 . The lowest temperature in the night in a city A is 1/3 more than 1/2 the highest during the day. Sum of the lowest temperature and the highest temperature is 100 degrees. Then what is the low temp?
4 . If A is travelling at 72 km per hour on a highway. B is travelling at a speed of 25 meters per second on a highway. What is the difference in their speeds in m/sec.
5 . A merchant sells an item at a 20 percent discount. but still makes a gross profit of 20 percent of the cost. What percent of cost would be gross profit on the item have been if it had been sold without the discount?
6 . In June a baseball team that played 60 games had won 30% of its game played. After a phenomenal winning streak this team raised its average to 50% .How many games must the team have won in a row to attain this average?
7 . A man left Rs.1750 to be divided among his two daughters and four sons. Each
daughter was to receive three times as much as a son. How much did each son receive?
8 . If a man can save Rs.5 more every year than he did the year before and if he
saves 25 rupees in the first year after how many years will his savings be more than
1000 rupees altogether and what will be the exact sum with him?
9 . Four litres of phenol is drawn from a can. It is then filled water. Four litres of
mixture is drawn again and the bottle is again filled with water. The quantity of
phenol now left in the bottle is to that of water is in the ratio 36:13. How much
does the bottle hold?
10 . A moves 3 kms east from his starting point . He then travels 5 kms north. From that point he moves 8 kms to the east.How far is A from his starting point?
11 . A two digit number is less than 3 times the product of its digits by 8 and the digit
in the ten?s place exceeds the digit in the unit?s place by ?2?.Find the number.
12 . A man plants his orchid with 5625 trees and arranges them so that there are as
many rows as there are trees in a row. How many rows are there?
13 . A fruit seller sells mangoes at the rate of Rs.50 for 10 mangoes. For getting a profit
of 60%, how many mangoes he would have purchased for Rs.50?
14 . Find the 8th term of the G.P 2, 6, 18, 54
15 . A, B and C earn Rs.120 per day while A and C earn Rs.80 per day and B and
C earn Rs.66 per day. Find C?s earning only.
16 . A father is now three times as old as his son. Five years ago. he was four times as
old as his son. Find their present age of father.
17 . A certain number of persons agree to subscribe as many rupees each as there
are subscribers. The whole subscription is Rs.2582449. Find the number of
18 . A train 300 m. long passes a pole in 15 sec. Find the speed.
19 . The population of the lost continent Atlantis is 18,000. Atlantis has three cities A, B and C. Every
year the entire population of each city moves to the other two cities, half going to one of them and
the remaining half going to the other. The current population of A, B and C is 2000, 6000 and 10000
respectively. Then the population of A four years from now will be
20 . A train travels 18 km/hr. How many metres will it travel in 12 minutes.