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दर्शाइए कि बिदु A(1, -2, -8), B (5, 0, -...

दर्शाइए कि बिदु A(1, -2, -8), B (5, 0, -2) ओर C(11, 3, 7) संरेख है और B द्वारा ACको विभाजित करने वाला अनुपात ज्ञात कीजिए।

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Show that the points A(1, -2, -8), B(5, 0, -2) and C(11, 3, 7) are collinear, and find the ratio in which B divides AC.

The ratio of incomes of A and B is 2 : 3 and that of their expenditure is 1 : 2. If 90% of B’s expenditure is equal to the income of A , then what is the ratio of the savings of A and B? A और B की आय का अनुपात 2 : 3 है तथा उनके व्यय का अनुपात 1 : 2 है | यदि B का 90% व्यय A की आय के बराबर है, तो A और B की बचत का अनुपात ज्ञात करें |

The numerator of a fraction is 3 more than the denominator. When 5 is added to the numerator and 2 is subtracted from the denominator, the fraction becomes 8/3 . When the original fraction is divided by 5 1/2 , the fraction so obtained is: एक भिन्न का अंश हर की अपेक्षा में 3 अधिक है। जब 5 को अंश में जोड़ा जाता है और 2 को हर में से घटाया जाता है, तो अंश 8/3 हो जाता है। जब मूल भिन्न को 5 1/2 से विभाजित किया जाता है, तो प्राप्त होने वाला भिन्न ज्ञात कीजिए

Divide Rs 8,288 between A, B and C such that the proportion of their shares is 5 : 7 :9. The share of C is: 8,288 रुपये को A, B और C में इस प्रकार विभाजित करें कि उनके हिस्सों का अनुपात 5 : 7: 9 हो | C का हिस्सा ज्ञात करें |

If x is the remainder when 3^61284 is divided by 5 and y is the remainder when 4^96 is divided by 6, then what is the value of (2x-y)? यदि x, 3^61284 को 5 से विभाजित करने पर आने वाला शेषफल है तथा y, 4^96 को 6 से विभाजित करने पर आने वाला शेषफल है, तो (2x-y) का मान क्या है ?

By adding 3 and 5 in numerator and denominator of a fraction it becomes 2/3 . If 1 and 3 are subtracted and added from numerator and denominator respectively, it becomes 2/5 . Find the fraction. किसी भिन्न के अंश और हर में 3 और 5 जोड़ने पर , भिन्न 2/3 हो जाता है। यदि 1 और 3 को क्रमशः अंश और हर में घटाया जाता है तो भिन्न 2/3 हो जाता है। अंश ज्ञात कीजिए।

A sum of Rs. 5200 is divided amongst A, B, C and D such that the ratio of shares of A and B is 2:3, that of B and C is 4:5 and that of C and D is 1:2. What is the difference between the shares of B and D? 5200 रुपये की राशि A, B, C और D में इस प्रकार विभाजित की जाती है कि A और B के हिस्सों का अनुपात 2: 3 है, B और C के हिस्सों का अनुपात 4 : 5 है तथा C और D के हिस्सों का अनुपात 1 : 2 है | B और D के हिस्सों में क्या अंतर है ?

The radii of two right circular cylinders are in the ratio 3:2 and the ratio of their volumes is 27:16. What is the ratio of their heights? दो लंब वृत्तीय बेलनों की त्रिज्याओं का अनुपात 3 : 2 है और उनके आयतनों का अनुपात 27: 16 है। उनकी ऊंचाइयों का अनुपात ज्ञात कीजिए।

AAKASH INSTITUTE-THREE DIMENSIONAL GEOMETRY -TRY YOURSELF
  1. Find the direction ratios and the direction cosines of the vector vecr...

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  2. Show that the points P" "(2," "3," "5) , Q" "(1," "2," "3) and R (7," ...

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  3. दर्शाइए कि बिदु A(1, -2, -8), B (5, 0, -2) ओर C(11, 3, 7) संरेख है और ...

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  4. Find the vector equation of a line through the point (-3, 2, -4) and i...

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  5. Find the vector equation of a line passing through origin and is paral...

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  6. Find the equation of line which passes through a point (-1, 2, 3) and ...

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  7. Find the equation of line which passes through a point where line give...

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  8. Find the equation of the line in vector form passing through the point...

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  9. Find the equation of the line in vector form passing through the point...

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  10. Find the equation of line through the points P(1, 2, 3) and Q(3, 4, 5)...

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  11. Find the equation of line through the origin and a point where line (x...

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  12. Find the angle between the lines given by vecr=(2hati+3hatj+4hatk)-l...

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  13. Find the angle between the lines vecr = (hati+hatj)+lambda (hati+hat...

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  14. Find the angle between the pair of lines (x-1)/2=(y-3)/4=(z+2)/6 and...

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  15. Find the angle between the lines, one of which is parallel to the line...

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  16. Find the shortest distance between the lines l(1) and l(2) whose vecto...

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  17. Find the shortest distance between the lines l(1) and l(2) given by ...

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  18. Find the shortest distance between the lines vecr =lambda (2hati+ 3h...

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  19. Find the shortest distance between the lines vecr = hati+ hatj+hatk+...

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  20. Find the shortest distance between the lines (x-1)/2=(y-2)/4=(z-3)/7...

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