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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.

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 ?

AAKASH INSTITUTE ENGLISH-TRIGNOMETRIC FUNCTIONS -Try Yourself
  1. Computer sin 75^(@) , cos 75^(@) and tan 15 ^(@), from the functions o...

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  2. Prove that:(tan(pi/4+x))/(tan(pi/4-x))=((1+tanx)/(1-tanx))^2

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  3. Prove that tan8theta - tan6theta - tan2theta= tan8theta tan6theta ta...

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  4. i) If A+B=pi/4 prove that: (cotA-1)(cotB-1)=2 ii) If tan(picosthet...

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  5. Prove that : cos 20^0cos 40^0cos 60^0cos 80^0=1/(16)

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  6. Prove that sin20^(@)sin40^(@)sin80^(@)=(sqrt(3))/(8)

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  7. Prove that : (sinA+sin3A)/(cosA+cos3A)=tan2A

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  8. cos((3pi)/(4)+x)-cos((3pi)/(4)-x) = -sqrt(2)sinx

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  9. Prove that: (a) (sin 2 theta)/(1+cos 2 theta)=tan theta (b) (1+sin ...

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  10. Prove that : cos4x=1-8sin^2xcos^2x

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  11. about to only mathematics

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  12. Find the general values of theta which satisfies the equation tan th...

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  13. Find the general solutions of the following equation: cos theta=-(sqrt...

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  14. In triangleABC, AB=10cm, angleA=45^(@) and angleC=60^(@). Find BC.

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  15. In any triangle, prove that bcosB + c cosC= a cos(B-C).

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  16. In any triangleABC, prove that (sqrt(sinA)-sqrt(sinB))/(sqrt(sinA) + s...

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  17. If the sides of DeltaABC in the ratio 4 : 5 : 6, prove that one angle ...

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  18. यदि triangleABC में (If इन triangleABC), a = (1)/(sqrt(6)-sqrt(2)), b ...

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  19. In any A B C , prove that: 2(b ccosA+c acosB+a bcosC)=a^2+b^2+c^2

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  20. In a A B C , if cosC=(sinA)/(2sinB) , prove that the triangle is isos...

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