Web12 aug. 2016 · Stack Exchange network consists of 181 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers.. Visit Stack Exchange WebThe equations would become 3a + 5b = 2 and 15a + 15b = x, and there is a little rule in algebra that you need at least the same number of equations as the number of variables we are solving for. Hence two equations are not enough for three variables. Final note, your writing of. x (3a + 5b) = 15a +15b. x = 15a +15b / 3a + 5b.
If 5A + B3 = 65 , then the value of A and B is
WebIf (2a + 3b)/ (5a - 3b) = 23/5 , then the value of ba is ? Answer: C) 20 Explanation: Given (2a + 3b)/ (5a - 3b) = 23/5 => 10a + 15b = 115a - 69b => 105a = 84b => 5a = 4b a/b = 4/5 => a=4 & b=5 => bxa = 5x4 = 20. Subject: Ratios and Proportions - Quantitative Aptitude - Arithmetic Ability Exam Prep: AIEEE , Bank Exams , CAT , GATE , GRE Web8 jan. 2024 · According to the given information, LCM of 5, 13 and 7 is 455. On dividing the given equation by 455, we get, 5A/455 = 13B/455 = 7C/455. ⇒ A/91 = B/35 = C/65. ⇒ … secret server login assist
If a and b are positive, what is the value of a + b?
Web8 jan. 2024 · LCM of 5, 13 and 7 is 455. On dividing the given equation by 455, we get, 5A/455 = 13B/455 = 7C/455 ⇒ A/91 = B/35 = C/65 ⇒ A/B = 91/35 ⇒ B/C = 35/65 ∴ A : B : C = 91 : 35 : 65 Hence (a) is correct Download Solution PDF Latest MP Police SI Updates Last updated on Mar 30, 2024 WebSince the value of a and b are already given, we can now substitute it to 3a+2b. =3 (6)+2 (5) The given has two operations to be used: Multiplication and Addition. Don’t forget to … WebIf 5A+B3=65, then the value of A and B is A A=2,B=3 B A=3,B=2 C A=2,B=1 D A=1,B=2 Medium Solution Verified by Toppr Correct option is C) Given, 5 A + B 3 6 5 In 1 s column, A+3=5 or a number whose unit digit is 5 ∵A is a single digit so the value to be taken is … secret server login assist chrome extension