Simplification Questions and Answers

A third of Vinod's marks in Mathematics exceeds a half of his marks in social Studies by 30. If he got 240 marks in the two subjects together, how many marks did he get in Social Studies ?

The number of students in each section of a school is 24. After admitting new students, three new sections were started. Now, the total number of sections is 16 and there are 21 students in each section. The number of new students admitted is

In a garden, there are 10 rows and 12 columns of mango trees. The distance between two trees is 2 metres and a distance of one metre is leftfrom all sides of the boundary of the garden. The length of the garden is

In a school, 1/6th of the gir,s and 1/7th of the boys took part in N.C.C. camp. 'What fraction of the total number of students in the  collection took part in the camp ?

In an office, 3/4 of the staff can neither type nor take shorthand. However 1/5th can type and 1/3rd can take shorthand. What part of the whoe staff can do both ?

One third of the boys one half of the girls of a college partiecipate in a social work project. If the number of participating students is 300 out of which 100 are boys, What is the total number of students in the college ?

A class starts at 10 a.m. and lasts till 1.27. Four periods are held during this interval. After every peiod, 5 minutes are given free to the  students. The exact duration of each period i

A light was seen at intervals of 13 seconds. It was seen for the frist time at 1 hr 54 min 50 sec. a.m. and the last time at 3 hrs 17 min 49 secs. a.m. How many times was light seen ?

A person gave Rs. 2500 to his eldest son 5/12of the whole property to the second son and to the yungest as much as to the first and second son together. How much did the youngest son get ?

1/4 of Nikhil's money is equal to 1/6 of Yogesh's money. If both together have Rs. 600, the difference between their amounts is