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Ratio class - 13(Proportion - 7)
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Proportions problem solutions

Bharat Gupta is teaching live on Unacademy Plus

Bharat Gupta
Engineer by degree Mathematician by Heart. Having 22 years of teaching experience. More than 20000 students selected.

U
Unacademy user
13 concept last question
Nitish Kumar
2 years ago
Please be clear
you are the best!!!
thank you sir Sir will you upload more lesson on 'proportion' or its over
sir please uploaded more lectures because we have consisted time to cat exam . i have only 4 month to complete the all quanta syllabus
sir...ratio and proportion over ??
Bharat Gupta
2 years ago
no
Nibha Giri
2 years ago
how many more lesson remaining
Bharat Gupta
2 years ago
around 10
  1. RATIO AND PROPORTION Class - 14 Proportion part- 7)


  2. a3 +3ab23+3y2 find value of 3a2b+b3-3x2)-,3, find v If oy a. a/b b. b/a c. ab d. 1


  3. 3a2b+h3-3xzy4y3' find value of b. b/a oy a. a/b c. ab d. 1 a-b -


  4. ,find value of b2(x2+1) a. 2ax b. 2a2x c. 2b2x d. 2bx


  5. - 2 + b2-Va2 b2, find value of b2(x2+1) a. 2ax b. 2a2x c. 2b2x d. 2bx CAD 2 2 2. 2 7-1


  6. Vx+7+/x-1 2 Find x, if x+7x-11 . 1 b. 2 c. 1/2 d. 1/3


  7. Find x, if x+7x-11 a. 1 b. 2 c. 1/2 d. 1/3 2. 2,


  8. If q is mean proportional between p and r, then value of pqr(p+q+ r)3 a. (pq+ qr+pr)3 b. (p2+ q2 + r2)3 c. (p3 + q3+ r3)2 d. (p2q2r2)3


  9. If q is mean proportional between p and r, then value of pqr(p+q+ r)3 a. (pq+ qr+pr)3 b. (p2+ q2 + r2)3 c. (p3 + q3+ r3)2 d. (p2q2r2)3 2 1 4 lelb 3


  10. a3 + b3+c3 e o If b is t he mean proportional between a and c, find valu ab2c2 d. abc