Web21. Ravi obtained 70 and 75 marks in the first two unit tests. Find the minimum marks he should get in the third test to have an average of at least 60 marks. Solution: Let us … WebMar 16, 2024 · Ex 6.1, 21 Ravi obtained 70 and 75 marks in first two unit test. Find the minimum marks he should get in the third test to have an average of at least 60 marks. …
CBSE Class 11 Maths Chapter 6 - Linear Inequalities Important
WebLet x be the marks obtained by Ravi in the third unit test. Since the student should have an average of at least 6 0 marks. 3 7 0 + 7 5 + x ≥ 6 0 ⇒ 1 4 5 + x ≥ 1 8 0 ⇒ x ≥ 1 8 0 − 1 4 5 ⇒ … WebMay 28, 2024 · Ravi obtained 70 and 75 marks in first two unit test. Find the minimum marks he should get in the third test to have an average of at least 60 marks. Answer : Let … dynamic currency conversion benefits
NCERT Solutions for Class 11 Maths Chapter 6 Linear ... - Vedantu
WebApr 7, 2024 · 21. Ravi obtained $\mathrm{70}$ and $\mathrm{75}$ marks in the first two unit tests. Find the minimum marks he should get in the third test to have an average of at least $\mathrm{60}$ marks. Ans: Let us assume $\text{x}$ as the marks obtained by Ravi in the third unit test. As it is given that the student must have an average of $\text{60}$ marks, WebRavi obtained 70 and 75 marks in first two unit test. Find the minimum marks he should get in the third test to have an average of at least 60 marks. Video Answer. Solved by verified … Web21. Ravi obtained 70 and 75 marks in first two unit test. Find the minimum marks he should get in the third test to have an average of at least 60 marks. Solution: Let us assume, x be the marks obtained by Ravi in his third unit test According to question, the entire students should have an average of at least 60 marks ( + + x)/ = + x crystal teas