Related Questions

At Lions High school 100 students are taking chemistry and 80 students are taking Biology. If 20 students are taking both chemistry and Biology , what is the ratio of the students taking only chemistry to the number taking only Biology?
A 3/4
B 4/3
C 5/4
D 1/4
Select the correct answer choice of the following Question : "At Lions High School 100 students are taking Chemistry and 80 students are taking Biology. If 20 students are taking both Chemistry and Biology, what is the ratio of the students taking only Chemistry to the number taking only Biology?
A 3/4
B 4/3
C 5/4
D 1/4
Four subjects ---physics, Chemistry, Mathematics and Biology ---were taught in four consecutive periods of one hour each starting from 8.00 a.m. At what time was the chemistry period scheduled? 1. Mathematics period ended at 10.00 a.m, which was preceded by Biology. 2. Physics was scheduled in the last period. 3. Mathematics period was immediately followed by Chemistry.
A Only 1
B Only 2
C Only 2 and 3
D Only 1 and either 2 or 3
The total number obtained by a student in Physics, Chemistry and Mathematics together is 120 more than the marks obtained by him in Chemistry. What is the average mark obtained by him in Physics and Mathematics together?
A 40
B 60
C 120
D Cannot be determined
Point out which part is grammatically incorrect. 'Good people will make good laws ' 'but good' 'laws passed by a few' 'does not necessarily make' 'a good society' 'No error'
A good people will make good laws
B laws passed by a few
C do not necessarily make
D a good society
In recent survey of the student of a public university . It is found that 65% students are good in Mathematics and 45% students are good in Mathematics and 45% students are good in Statistics. How many students are good in both Mathematics and statistics of the public university?
A 20%
B 5%
C 15%
D 10%
The average temperature for the first 4- days of a week is 40.2-degree Celcius and that of the last 4 days is 41.3-degree Celcius If the average temperature for the whole week is 40.6-degree Celcius then the temperature on the fourth day is-
A 38.5 Degree Celcius
B 40.8 Degree Celcius
C 41.3 Degree Celcius
D 41.8 Degree Celcius
He is intent _____ visiting France.
A in
B on
C for
D of
He is good .... Chemistry .
A on
B at
C in
D to
Our next chemistry class is _____ 11 O'clock ______ Tuesday.
A in/from
B on/by
C at/on
D around/in

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