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In a certain collage, the ratio of mathematics majors to English majors is 3:8. If in the following school year the number of mathematics majors increase 20%, and the number of English majors decrease 15%, what is the new ratio of mathematics majors to English majors?

STATEMENT-1 : Magnetic poles are only mathematical assumptions and have no real existence . and STATEMENT-2 : Magnetic field lines are always in closed loops .

72% of 25 students are good in mathematics. How many are not good in mathematics?

in a class of 35 students , 17 have taken Mathematics , 10 have taken mathematics but not economics if each student has taken erither mathematics Of Economics or both , then the number of students who have taken Economics but not mathematics is

Rahim obtained 60 marks out of 75 in Mathematics. Find the percentage of marks obtained by Rahim in Mathematics.

There are five books on Mathematics and 6 books on Physics in a book shop. In how many ways can a student buy : (i) a Mathematics book and a Physics book (ii) either a Mathematics book or a Physics book?

A bag contains a total of 20 books on physics and mathematics. Ten books are chosen from the bag and it is found that it contains 6 books of mathematics. Find out the probability that the remaining books in the bag contains 2 books on mathematics.

From 50 students taking examinations in mathematics, physics and chemistry,37 passed mathematics, 24 physics and 43 chemistry. At most 19 passed mathematics and physics, at most 29 mathematics and chemistry and at most 20 physics and chemistry. Find the largest possible number that could have passed all three exams.

check whether it is statement or not .Do you like mathematics ?

OBJECTIVE RD SHARMA ENGLISH-COMPLEX NUMBERS -Chapter Test

If z lies on the circle |z-1|=1, then (z-2)/z is
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If a gt 0 and the equation |z-a^(2)|+|z-2a|=3, represents an ellipse, ...
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For any complex number z , find the minimum value of |z|+|z-2i|dot
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Find the greatest and the least value of |z1+z2| ifz1=24+7ia n d|z2|=6...
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about to only mathematics
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If k gt 1, |z(1)| lt k and |(k-z(1)barz(2))/(z(1)-kz(2))|=1, then
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If |z-i|=1 and arg (z) =theta where 0 lt theta lt pi/2, then cottheta-...
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If Re(z)<0 then the value of (1+z+z^2+.....+z^n) cannot exceed
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If z 1 and z 2 are two non zero complex numbers such that ...
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a and b are real numbers between 0 and 1 such that the points Z1 =a+ i...
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If omega is a cube root of unity, then find the value of the following...
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If a ,b ,c and u ,v ,w are the complex numbers representing the vertic...
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If z=re^(itheta) then |e^(iz)| is equal to:
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If a complex number z lies in the interior or on the boundary of a cir...
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Let z1 and z2 be two non - zero complex numbers such that z1/z2+z2/z...
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If z(1),z(2),z(3) be vertices of an equilateral triangle occurig in th...
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Let z be a complex number satisfying |z-5i|<=1 such that amp(z) is min...
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If |z -25i| le 15 then | maximum amp(z) - minimum amp(z)|is equal to
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Let z be a complex number (not lying on x-axis) of maximum modulus suc...
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The maximum distance from the origin of coordinates to the point z sat...
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