7 का व्युत्क्रम | 8 | ANNUAL EXAMINATION- 2020 | MATHS | S CHAND | Doubtnut

Winners Announcement 8 Sep 2020 | Day -17 | Doubtnut Live Class Daily Quiz Contest | Leaderboard

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 |

A sum of Rs. x is divided among A , B and C such that the ratio of shares of A and B is 7: 12 and that of B and C 1s 8: 5. If the difference in the shares of A and C is Rs. 214 , then the value of x is: x रुपये की राशि A , B और C में इस प्रकार विभाजित की जाती है कि A और B के हिस्से का अनुपात 7 : 12 है और B तथा C के हिस्से का अनुपात 8 : 5 है | यदि A और C के हिस्सों में 214 रुपये का अंतर है, तो x का मान ज्ञात करें |

If P=Rs 12000 , R=8% and T=7 years then find S.I and Amount

Winners Announcement 7 Sep 2020 | Day -16 | Doubtnut Live Class Daily Quiz Contest | Leaderboard

The ratio of ages of A and B, 8 years ago, was 2:3. Four years ago, the ratio of their ages was 5:7. What will be the ratio of their ages 8 years from now? 8 वर्ष पहले Aऔर B की उम्र का अनुपात 2 : 3 था | चार वर्ष पहले, उनकी उम्र का अनुपात 5 : 7 था | अब से 8 वर्ष के बाद उनकी उम्र का अनुपात क्या होगा ?

How many 7's are there in the following series which are preceded by 6 which is not preceded by 8 ? 8 7 6 7 8 6 7 5 6 7 9 6 1 6 7 7 6 8 8 6 9 7 6 8 7 1) 0 2) 1 3) 2 4) 3 5) None of these

If P : Q : R = 6 : 7 : 8 and R : S = 3 : 5, then what is P : S?

How many 7's are there in the following series which are not immediately followed by 3 but immediately preceded by 8 ? 8 9 8 7 6 2 2 6 3 2 6 9 7 3 2 8 7 2 7 7 8 7 3 7 7 9 4 1) 10 2) 3 3) 2 4) 0 5) None of these