Related Questions

Seats for Mathematics, physics and Biology in a school are in the ratio 5: 7: 8. There is a proposal to increases these seats by 40% , 50% and 75% respectively , what will be the ratio of increased seats?
A 6:7:8
B 6:8:9
C 2:3:4
D None of them
Seats for Mathematics, Physics and Biology in a university are in the ratio 5: 7: 8, There is a proposal to increase these seats by 40% , 50% and 75% respectively. what will be ratio of increased seats?
A 2: 3: 4
B 6: 7: 8
C 6: 8: 9
D Remain the same
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
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
Two different schools, A and B, have the same number of students. The ratio of the boys in school A and the boys in school B is 2:1 and the ratio of the girls in school A and the girls in school B is 4:5. What is the ratio of the boys in school A to the girls in school A?
A 1:2
B 2:3
C 3:4
D 4:5
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
. ‘পদার্থবিদ্যার শিক্ষক হিসেবে তােমার যােগ্যতা সম্পর্কে কেউ সন্দেহ। পােষণ করে না' এই বাক্যের ইংরেজি অনুবাদ হিসেবে নিচের কোন বাক্য/বাক্যসমূহ গ্রহণযােগ্য? (1) No one doubts your competence as a teacher of physics. (2) No one has and doubt about as a teacher of physics No one has and doubt about your competence as a teacher of physics. (3) No one doubts that your are a competent teacher
A (1)
B (2)
C (3)
D (1) and (2)
দুই সংখ্যার বিয়োগফল ৬৬ এবং তাদের অনুপাত ৭ঃ৫ হলে সংখ্যাদ্বয় কত?
A ২৩১,১৬৫
B ২২৩,১১৬
C ২২২,১২০
D ১৯০,১২৪
করিম ও রহিমের বেতনের অনুপাত ৭ঃ৫; করিমের বেতন রহিমের বেতন অপেক্ষা ৪০০ টাকা বেশি। রহিমের বেতন কত?
A ৯০০ টাকা
B ১০০০ টাকা
C ১১০০ টাকা
D ১৬০০ টাকা

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